20015626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:534

約数の個数: 32

約数和(自身を含む): 33566400

約数和(自身を除く): 13550774

約数列:

[1, 2, 19, 29, 38, 41, 58, 82, 443, 551, 779, 886, 1102, 1189, 1558, 2378, 8417, 12847, 16834, 18163, 22591, 25694, 36326, 45182, 244093, 345097, 488186, 526727, 690194, 1053454, 10007813, 20015626]

約数ペア:

[(1, 20015626), (2, 10007813), (19, 1053454), (29, 690194), (38, 526727), (41, 488186), (58, 345097), (82, 244093), (443, 45182), (551, 36326), (779, 25694), (886, 22591), (1102, 18163), (1189, 16834), (1558, 12847), (2378, 8417)]