2019920795890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{88631891}}^1$

素因数の和:88631994

約数の個数: 32

約数和(自身を含む): 3790608757056

約数和(自身を除く): 1770687961166

約数列:

[1, 2, 5, 10, 43, 53, 86, 106, 215, 265, 430, 530, 2279, 4558, 11395, 22790, 88631891, 177263782, 443159455, 886318910, 3811171313, 4697490223, 7622342626, 9394980446, 19055856565, 23487451115, 38111713130, 46974902230, 201992079589, 403984159178, 1009960397945, 2019920795890]

約数ペア:

[(1, 2019920795890), (2, 1009960397945), (5, 403984159178), (10, 201992079589), (43, 46974902230), (53, 38111713130), (86, 23487451115), (106, 19055856565), (215, 9394980446), (265, 7622342626), (430, 4697490223), (530, 3811171313), (2279, 886318910), (4558, 443159455), (11395, 177263782), (22790, 88631891)]