19486352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2311}}^1$

素因数の和:2367

約数の個数: 40

約数和(自身を含む): 41283072

約数和(自身を除く): 21796720

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 2311, 4216, 4622, 8432, 9244, 18488, 36976, 39287, 71641, 78574, 143282, 157148, 286564, 314296, 573128, 628592, 1146256, 1217897, 2435794, 4871588, 9743176, 19486352]

約数ペア:

[(1, 19486352), (2, 9743176), (4, 4871588), (8, 2435794), (16, 1217897), (17, 1146256), (31, 628592), (34, 573128), (62, 314296), (68, 286564), (124, 157148), (136, 143282), (248, 78574), (272, 71641), (496, 39287), (527, 36976), (1054, 18488), (2108, 9244), (2311, 8432), (4216, 4622)]