20171955112

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{607}}^1$

素因数の和:999

約数の個数: 96

約数和(自身を含む): 41196280320

約数和(自身を除く): 21024325208

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 311, 361, 607, 622, 703, 722, 1214, 1244, 1406, 1444, 2428, 2488, 2812, 2888, 4856, 5624, 5909, 11507, 11533, 11818, 13357, 22459, 23014, 23066, 23636, 26714, 44918, 46028, 46132, 47272, 53428, 89836, 92056, 92264, 106856, 112271, 179672, 188777, 218633, 219127, 224542, 377554, 426721, 437266, 438254, 449084, 755108, 853442, 874532, 876508, 898168, 1510216, 1706884, 1749064, 1753016, 3413768, 3586763, 4154027, 6984749, 7173526, 8107699, 8308054, 13969498, 14347052, 16215398, 16616108, 27938996, 28694104, 32430796, 33232216, 55877992, 64861592, 68148497, 132710231, 136296994, 265420462, 272593988, 530840924, 545187976, 1061681848, 2521494389, 5042988778, 10085977556, 20171955112]

約数ペア:

[(1, 20171955112), (2, 10085977556), (4, 5042988778), (8, 2521494389), (19, 1061681848), (37, 545187976), (38, 530840924), (74, 272593988), (76, 265420462), (148, 136296994), (152, 132710231), (296, 68148497), (311, 64861592), (361, 55877992), (607, 33232216), (622, 32430796), (703, 28694104), (722, 27938996), (1214, 16616108), (1244, 16215398), (1406, 14347052), (1444, 13969498), (2428, 8308054), (2488, 8107699), (2812, 7173526), (2888, 6984749), (4856, 4154027), (5624, 3586763), (5909, 3413768), (11507, 1753016), (11533, 1749064), (11818, 1706884), (13357, 1510216), (22459, 898168), (23014, 876508), (23066, 874532), (23636, 853442), (26714, 755108), (44918, 449084), (46028, 438254), (46132, 437266), (47272, 426721), (53428, 377554), (89836, 224542), (92056, 219127), (92264, 218633), (106856, 188777), (112271, 179672)]