19128704

素因数分解:

$2^7\times 7^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 44806560

約数和(自身を除く): 25677856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 64, 74, 112, 128, 148, 224, 259, 296, 448, 518, 577, 592, 896, 1036, 1154, 1184, 2072, 2308, 2368, 4039, 4144, 4616, 4736, 8078, 8288, 9232, 16156, 16576, 18464, 21349, 32312, 33152, 36928, 42698, 64624, 73856, 85396, 129248, 149443, 170792, 258496, 298886, 341584, 516992, 597772, 683168, 1195544, 1366336, 2391088, 2732672, 4782176, 9564352, 19128704]

約数ペア:

[(1, 19128704), (2, 9564352), (4, 4782176), (7, 2732672), (8, 2391088), (14, 1366336), (16, 1195544), (28, 683168), (32, 597772), (37, 516992), (56, 341584), (64, 298886), (74, 258496), (112, 170792), (128, 149443), (148, 129248), (224, 85396), (259, 73856), (296, 64624), (448, 42698), (518, 36928), (577, 33152), (592, 32312), (896, 21349), (1036, 18464), (1154, 16576), (1184, 16156), (2072, 9232), (2308, 8288), (2368, 8078), (4039, 4736), (4144, 4616)]