20312688

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 160

約数和(自身を含む): 63424512

約数和(自身を除く): 43111824

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 31, 33, 34, 44, 48, 51, 62, 66, 68, 73, 88, 93, 102, 124, 132, 136, 146, 176, 186, 187, 204, 219, 248, 264, 272, 292, 341, 372, 374, 408, 438, 496, 527, 528, 561, 584, 682, 744, 748, 803, 816, 876, 1023, 1054, 1122, 1168, 1241, 1364, 1488, 1496, 1581, 1606, 1752, 2046, 2108, 2244, 2263, 2409, 2482, 2728, 2992, 3162, 3212, 3504, 3723, 4092, 4216, 4488, 4526, 4818, 4964, 5456, 5797, 6324, 6424, 6789, 7446, 8184, 8432, 8976, 9052, 9636, 9928, 11594, 12648, 12848, 13578, 13651, 14892, 16368, 17391, 18104, 19272, 19856, 23188, 24893, 25296, 27156, 27302, 29784, 34782, 36208, 38471, 38544, 40953, 46376, 49786, 54312, 54604, 59568, 69564, 74679, 76942, 81906, 92752, 99572, 108624, 109208, 115413, 139128, 149358, 153884, 163812, 199144, 218416, 230826, 278256, 298716, 307768, 327624, 398288, 423181, 461652, 597432, 615536, 655248, 846362, 923304, 1194864, 1269543, 1692724, 1846608, 2539086, 3385448, 5078172, 6770896, 10156344, 20312688]

約数ペア:

[(1, 20312688), (2, 10156344), (3, 6770896), (4, 5078172), (6, 3385448), (8, 2539086), (11, 1846608), (12, 1692724), (16, 1269543), (17, 1194864), (22, 923304), (24, 846362), (31, 655248), (33, 615536), (34, 597432), (44, 461652), (48, 423181), (51, 398288), (62, 327624), (66, 307768), (68, 298716), (73, 278256), (88, 230826), (93, 218416), (102, 199144), (124, 163812), (132, 153884), (136, 149358), (146, 139128), (176, 115413), (186, 109208), (187, 108624), (204, 99572), (219, 92752), (248, 81906), (264, 76942), (272, 74679), (292, 69564), (341, 59568), (372, 54604), (374, 54312), (408, 49786), (438, 46376), (496, 40953), (527, 38544), (528, 38471), (561, 36208), (584, 34782), (682, 29784), (744, 27302), (748, 27156), (803, 25296), (816, 24893), (876, 23188), (1023, 19856), (1054, 19272), (1122, 18104), (1168, 17391), (1241, 16368), (1364, 14892), (1488, 13651), (1496, 13578), (1581, 12848), (1606, 12648), (1752, 11594), (2046, 9928), (2108, 9636), (2244, 9052), (2263, 8976), (2409, 8432), (2482, 8184), (2728, 7446), (2992, 6789), (3162, 6424), (3212, 6324), (3504, 5797), (3723, 5456), (4092, 4964), (4216, 4818), (4488, 4526)]