20131960015

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{7151}}^1$

素因数の和:7671

約数の個数: 32

約数和(自身を含む): 25607135232

約数和(自身を除く): 5475175217

約数列:

[1, 5, 31, 41, 155, 205, 443, 1271, 2215, 6355, 7151, 13733, 18163, 35755, 68665, 90815, 221681, 293191, 563053, 1108405, 1465955, 2815265, 3167893, 9088921, 15839465, 45444605, 98204683, 129883613, 491023415, 649418065, 4026392003, 20131960015]

約数ペア:

[(1, 20131960015), (5, 4026392003), (31, 649418065), (41, 491023415), (155, 129883613), (205, 98204683), (443, 45444605), (1271, 15839465), (2215, 9088921), (6355, 3167893), (7151, 2815265), (13733, 1465955), (18163, 1108405), (35755, 563053), (68665, 293191), (90815, 221681)]