20197130416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{7573}}^1$

素因数の和:7914

約数の個数: 80

約数和(自身を含む): 42676157440

約数和(自身を除く): 22479027024

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 283, 304, 496, 566, 589, 1132, 1178, 2264, 2356, 4528, 4712, 5377, 7573, 8773, 9424, 10754, 15146, 17546, 21508, 30292, 35092, 43016, 60584, 70184, 86032, 121168, 140368, 143887, 166687, 234763, 287774, 333374, 469526, 575548, 666748, 939052, 1151096, 1333496, 1878104, 2143159, 2302192, 2666992, 3756208, 4286318, 4460497, 8572636, 8920994, 17145272, 17841988, 34290544, 35683976, 40720021, 66437929, 71367952, 81440042, 132875858, 162880084, 265751716, 325760168, 531503432, 651520336, 1063006864, 1262320651, 2524641302, 5049282604, 10098565208, 20197130416]

約数ペア:

[(1, 20197130416), (2, 10098565208), (4, 5049282604), (8, 2524641302), (16, 1262320651), (19, 1063006864), (31, 651520336), (38, 531503432), (62, 325760168), (76, 265751716), (124, 162880084), (152, 132875858), (248, 81440042), (283, 71367952), (304, 66437929), (496, 40720021), (566, 35683976), (589, 34290544), (1132, 17841988), (1178, 17145272), (2264, 8920994), (2356, 8572636), (4528, 4460497), (4712, 4286318), (5377, 3756208), (7573, 2666992), (8773, 2302192), (9424, 2143159), (10754, 1878104), (15146, 1333496), (17546, 1151096), (21508, 939052), (30292, 666748), (35092, 575548), (43016, 469526), (60584, 333374), (70184, 287774), (86032, 234763), (121168, 166687), (140368, 143887)]