19537856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1069

約数の個数: 56

約数和(自身を含む): 43610784

約数和(自身を除く): 24072928

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 184, 208, 299, 368, 416, 598, 736, 832, 1021, 1196, 1472, 2042, 2392, 4084, 4784, 8168, 9568, 13273, 16336, 19136, 23483, 26546, 32672, 46966, 53092, 65344, 93932, 106184, 187864, 212368, 305279, 375728, 424736, 610558, 751456, 849472, 1221116, 1502912, 2442232, 4884464, 9768928, 19537856]

約数ペア:

[(1, 19537856), (2, 9768928), (4, 4884464), (8, 2442232), (13, 1502912), (16, 1221116), (23, 849472), (26, 751456), (32, 610558), (46, 424736), (52, 375728), (64, 305279), (92, 212368), (104, 187864), (184, 106184), (208, 93932), (299, 65344), (368, 53092), (416, 46966), (598, 32672), (736, 26546), (832, 23483), (1021, 19136), (1196, 16336), (1472, 13273), (2042, 9568), (2392, 8168), (4084, 4784)]