19014704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1319}}^1$

素因数の和:1397

約数の個数: 40

約数和(自身を含む): 39774240

約数和(自身を除く): 20759536

約数列:

[1, 2, 4, 8, 16, 17, 34, 53, 68, 106, 136, 212, 272, 424, 848, 901, 1319, 1802, 2638, 3604, 5276, 7208, 10552, 14416, 21104, 22423, 44846, 69907, 89692, 139814, 179384, 279628, 358768, 559256, 1118512, 1188419, 2376838, 4753676, 9507352, 19014704]

約数ペア:

[(1, 19014704), (2, 9507352), (4, 4753676), (8, 2376838), (16, 1188419), (17, 1118512), (34, 559256), (53, 358768), (68, 279628), (106, 179384), (136, 139814), (212, 89692), (272, 69907), (424, 44846), (848, 22423), (901, 21104), (1319, 14416), (1802, 10552), (2638, 7208), (3604, 5276)]