19856928852

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{1093}}^1$

素因数の和:1430

約数の個数: 144

約数和(自身を含む): 52806627328

約数和(自身を除く): 32949698476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 73, 93, 124, 146, 186, 219, 223, 279, 292, 372, 438, 446, 558, 657, 669, 876, 892, 1093, 1116, 1314, 1338, 2007, 2186, 2263, 2628, 2676, 3279, 4014, 4372, 4526, 6558, 6789, 6913, 8028, 9052, 9837, 13116, 13578, 13826, 16279, 19674, 20367, 20739, 27156, 27652, 32558, 33883, 39348, 40734, 41478, 48837, 62217, 65116, 67766, 79789, 81468, 82956, 97674, 101649, 124434, 135532, 146511, 159578, 195348, 203298, 239367, 243739, 248868, 293022, 304947, 319156, 406596, 478734, 487478, 504649, 586044, 609894, 718101, 731217, 957468, 974956, 1009298, 1219788, 1436202, 1462434, 1513947, 2018596, 2193651, 2473459, 2872404, 2924868, 3027894, 4387302, 4541841, 4946918, 6055788, 7420377, 7555909, 8774604, 9083682, 9893836, 14840754, 15111818, 17792947, 18167364, 22261131, 22667727, 29681508, 30223636, 35585894, 44522262, 45335454, 53378841, 68003181, 71171788, 89044524, 90670908, 106757682, 136006362, 160136523, 213515364, 272012724, 320273046, 551581357, 640546092, 1103162714, 1654744071, 2206325428, 3309488142, 4964232213, 6618976284, 9928464426, 19856928852]

約数ペア:

[(1, 19856928852), (2, 9928464426), (3, 6618976284), (4, 4964232213), (6, 3309488142), (9, 2206325428), (12, 1654744071), (18, 1103162714), (31, 640546092), (36, 551581357), (62, 320273046), (73, 272012724), (93, 213515364), (124, 160136523), (146, 136006362), (186, 106757682), (219, 90670908), (223, 89044524), (279, 71171788), (292, 68003181), (372, 53378841), (438, 45335454), (446, 44522262), (558, 35585894), (657, 30223636), (669, 29681508), (876, 22667727), (892, 22261131), (1093, 18167364), (1116, 17792947), (1314, 15111818), (1338, 14840754), (2007, 9893836), (2186, 9083682), (2263, 8774604), (2628, 7555909), (2676, 7420377), (3279, 6055788), (4014, 4946918), (4372, 4541841), (4526, 4387302), (6558, 3027894), (6789, 2924868), (6913, 2872404), (8028, 2473459), (9052, 2193651), (9837, 2018596), (13116, 1513947), (13578, 1462434), (13826, 1436202), (16279, 1219788), (19674, 1009298), (20367, 974956), (20739, 957468), (27156, 731217), (27652, 718101), (32558, 609894), (33883, 586044), (39348, 504649), (40734, 487478), (41478, 478734), (48837, 406596), (62217, 319156), (65116, 304947), (67766, 293022), (79789, 248868), (81468, 243739), (82956, 239367), (97674, 203298), (101649, 195348), (124434, 159578), (135532, 146511)]