18910256

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1879}}^1$

素因数の和:1941

約数の個数: 40

約数和(自身を含む): 39863520

約数和(自身を除く): 20953264

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 1879, 2516, 3758, 5032, 7516, 10064, 15032, 30064, 31943, 63886, 69523, 127772, 139046, 255544, 278092, 511088, 556184, 1112368, 1181891, 2363782, 4727564, 9455128, 18910256]

約数ペア:

[(1, 18910256), (2, 9455128), (4, 4727564), (8, 2363782), (16, 1181891), (17, 1112368), (34, 556184), (37, 511088), (68, 278092), (74, 255544), (136, 139046), (148, 127772), (272, 69523), (296, 63886), (592, 31943), (629, 30064), (1258, 15032), (1879, 10064), (2516, 7516), (3758, 5032)]