20116044

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 55862352

約数和(自身を除く): 35746308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 811, 954, 1378, 1622, 1908, 2067, 2433, 2756, 3244, 4134, 4866, 6201, 7299, 8268, 9732, 10543, 12402, 14598, 21086, 24804, 29196, 31629, 42172, 42983, 63258, 85966, 94887, 126516, 128949, 171932, 189774, 257898, 379548, 386847, 515796, 558779, 773694, 1117558, 1547388, 1676337, 2235116, 3352674, 5029011, 6705348, 10058022, 20116044]

約数ペア:

[(1, 20116044), (2, 10058022), (3, 6705348), (4, 5029011), (6, 3352674), (9, 2235116), (12, 1676337), (13, 1547388), (18, 1117558), (26, 773694), (36, 558779), (39, 515796), (52, 386847), (53, 379548), (78, 257898), (106, 189774), (117, 171932), (156, 128949), (159, 126516), (212, 94887), (234, 85966), (318, 63258), (468, 42983), (477, 42172), (636, 31629), (689, 29196), (811, 24804), (954, 21086), (1378, 14598), (1622, 12402), (1908, 10543), (2067, 9732), (2433, 8268), (2756, 7299), (3244, 6201), (4134, 4866)]