20143376528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{47431}}^1$

素因数の和:47596

約数の個数: 80

約数和(自身を含む): 45170442240

約数和(自身を除く): 25027065712

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 127, 152, 176, 209, 254, 304, 418, 508, 836, 1016, 1397, 1672, 2032, 2413, 2794, 3344, 4826, 5588, 9652, 11176, 19304, 22352, 26543, 38608, 47431, 53086, 94862, 106172, 189724, 212344, 379448, 424688, 521741, 758896, 901189, 1043482, 1802378, 2086964, 3604756, 4173928, 6023737, 7209512, 8347856, 9913079, 12047474, 14419024, 19826158, 24094948, 39652316, 48189896, 66261107, 79304632, 96379792, 114451003, 132522214, 158609264, 228902006, 265044428, 457804012, 530088856, 915608024, 1060177712, 1258961033, 1831216048, 2517922066, 5035844132, 10071688264, 20143376528]

約数ペア:

[(1, 20143376528), (2, 10071688264), (4, 5035844132), (8, 2517922066), (11, 1831216048), (16, 1258961033), (19, 1060177712), (22, 915608024), (38, 530088856), (44, 457804012), (76, 265044428), (88, 228902006), (127, 158609264), (152, 132522214), (176, 114451003), (209, 96379792), (254, 79304632), (304, 66261107), (418, 48189896), (508, 39652316), (836, 24094948), (1016, 19826158), (1397, 14419024), (1672, 12047474), (2032, 9913079), (2413, 8347856), (2794, 7209512), (3344, 6023737), (4826, 4173928), (5588, 3604756), (9652, 2086964), (11176, 1802378), (19304, 1043482), (22352, 901189), (26543, 758896), (38608, 521741), (47431, 424688), (53086, 379448), (94862, 212344), (106172, 189724)]