19355291564

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1173617}}^1$

素因数の和:1173678

約数の個数: 48

約数和(自身を含む): 42062469120

約数和(自身を除く): 22707177556

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 16492, 1173617, 2347234, 4694468, 8215319, 16430638, 22298723, 32861276, 36382127, 44597446, 72764254, 89194892, 145528508, 156091061, 254674889, 312182122, 509349778, 624364244, 691260413, 1018699556, 1382520826, 2765041652, 4838822891, 9677645782, 19355291564]

約数ペア:

[(1, 19355291564), (2, 9677645782), (4, 4838822891), (7, 2765041652), (14, 1382520826), (19, 1018699556), (28, 691260413), (31, 624364244), (38, 509349778), (62, 312182122), (76, 254674889), (124, 156091061), (133, 145528508), (217, 89194892), (266, 72764254), (434, 44597446), (532, 36382127), (589, 32861276), (868, 22298723), (1178, 16430638), (2356, 8215319), (4123, 4694468), (8246, 2347234), (16492, 1173617)]