18726736

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4519}}^1$

素因数の和:4571

約数の個数: 40

約数和(自身を含む): 42596480

約数和(自身を除く): 23869744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 4519, 9038, 18076, 31633, 36152, 63266, 72304, 126532, 167203, 253064, 334406, 506128, 668812, 1170421, 1337624, 2340842, 2675248, 4681684, 9363368, 18726736]

約数ペア:

[(1, 18726736), (2, 9363368), (4, 4681684), (7, 2675248), (8, 2340842), (14, 1337624), (16, 1170421), (28, 668812), (37, 506128), (56, 334406), (74, 253064), (112, 167203), (148, 126532), (259, 72304), (296, 63266), (518, 36152), (592, 31633), (1036, 18076), (2072, 9038), (4144, 4519)]