18413992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1907}}^1$

素因数の和:2001

約数の個数: 32

約数和(自身を含む): 37091520

約数和(自身を除く): 18677528

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 1907, 2414, 3814, 4828, 7628, 9656, 15256, 32419, 64838, 129676, 135397, 259352, 270794, 541588, 1083176, 2301749, 4603498, 9206996, 18413992]

約数ペア:

[(1, 18413992), (2, 9206996), (4, 4603498), (8, 2301749), (17, 1083176), (34, 541588), (68, 270794), (71, 259352), (136, 135397), (142, 129676), (284, 64838), (568, 32419), (1207, 15256), (1907, 9656), (2414, 7628), (3814, 4828)]