19758352

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4273}}^1$

素因数の和:4315

約数の個数: 30

約数和(自身を含む): 40675658

約数和(自身を除く): 20917306

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4273, 4624, 8546, 17092, 34184, 68368, 72641, 145282, 290564, 581128, 1162256, 1234897, 2469794, 4939588, 9879176, 19758352]

約数ペア:

[(1, 19758352), (2, 9879176), (4, 4939588), (8, 2469794), (16, 1234897), (17, 1162256), (34, 581128), (68, 290564), (136, 145282), (272, 72641), (289, 68368), (578, 34184), (1156, 17092), (2312, 8546), (4273, 4624)]