19955364

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 56730240

約数和(自身を除く): 36774876

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 29, 33, 39, 44, 52, 58, 66, 78, 87, 116, 132, 143, 156, 174, 286, 319, 348, 377, 401, 429, 572, 638, 754, 802, 858, 957, 1131, 1203, 1276, 1508, 1604, 1716, 1914, 2262, 2406, 3828, 4147, 4411, 4524, 4812, 5213, 8294, 8822, 10426, 11629, 12441, 13233, 15639, 16588, 17644, 20852, 23258, 24882, 26466, 31278, 34887, 46516, 49764, 52932, 57343, 62556, 69774, 114686, 127919, 139548, 151177, 172029, 229372, 255838, 302354, 344058, 383757, 453531, 511676, 604708, 688116, 767514, 907062, 1535028, 1662947, 1814124, 3325894, 4988841, 6651788, 9977682, 19955364]

約数ペア:

[(1, 19955364), (2, 9977682), (3, 6651788), (4, 4988841), (6, 3325894), (11, 1814124), (12, 1662947), (13, 1535028), (22, 907062), (26, 767514), (29, 688116), (33, 604708), (39, 511676), (44, 453531), (52, 383757), (58, 344058), (66, 302354), (78, 255838), (87, 229372), (116, 172029), (132, 151177), (143, 139548), (156, 127919), (174, 114686), (286, 69774), (319, 62556), (348, 57343), (377, 52932), (401, 49764), (429, 46516), (572, 34887), (638, 31278), (754, 26466), (802, 24882), (858, 23258), (957, 20852), (1131, 17644), (1203, 16588), (1276, 15639), (1508, 13233), (1604, 12441), (1716, 11629), (1914, 10426), (2262, 8822), (2406, 8294), (3828, 5213), (4147, 4812), (4411, 4524)]