20183059312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{151379}}^1$

素因数の和:152041

約数の個数: 40

約数和(自身を含む): 42178706640

約数和(自身を除く): 21995647328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 641, 1282, 2564, 5128, 8333, 10256, 16666, 33332, 66664, 133328, 151379, 302758, 605516, 1211032, 1967927, 2422064, 3935854, 7871708, 15743416, 31486832, 97033939, 194067878, 388135756, 776271512, 1261441207, 1552543024, 2522882414, 5045764828, 10091529656, 20183059312]

約数ペア:

[(1, 20183059312), (2, 10091529656), (4, 5045764828), (8, 2522882414), (13, 1552543024), (16, 1261441207), (26, 776271512), (52, 388135756), (104, 194067878), (208, 97033939), (641, 31486832), (1282, 15743416), (2564, 7871708), (5128, 3935854), (8333, 2422064), (10256, 1967927), (16666, 1211032), (33332, 605516), (66664, 302758), (133328, 151379)]