90415414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 147692160

約数和(自身を除く): 57276746

約数列:

[1, 2, 19, 38, 41, 82, 131, 262, 443, 779, 886, 1558, 2489, 4978, 5371, 8417, 10742, 16834, 18163, 36326, 58033, 102049, 116066, 204098, 345097, 690194, 1102627, 2205254, 2379353, 4758706, 45207707, 90415414]

約数ペア:

[(1, 90415414), (2, 45207707), (19, 4758706), (38, 2379353), (41, 2205254), (82, 1102627), (131, 690194), (262, 345097), (443, 204098), (779, 116066), (886, 102049), (1558, 58033), (2489, 36326), (4978, 18163), (5371, 16834), (8417, 10742)]