19197536

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 39644640

約数和(自身を除く): 20447104

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 137, 151, 232, 274, 302, 464, 548, 604, 928, 1096, 1208, 2192, 2416, 3973, 4379, 4384, 4832, 7946, 8758, 15892, 17516, 20687, 31784, 35032, 41374, 63568, 70064, 82748, 127136, 140128, 165496, 330992, 599923, 661984, 1199846, 2399692, 4799384, 9598768, 19197536]

約数ペア:

[(1, 19197536), (2, 9598768), (4, 4799384), (8, 2399692), (16, 1199846), (29, 661984), (32, 599923), (58, 330992), (116, 165496), (137, 140128), (151, 127136), (232, 82748), (274, 70064), (302, 63568), (464, 41374), (548, 35032), (604, 31784), (928, 20687), (1096, 17516), (1208, 15892), (2192, 8758), (2416, 7946), (3973, 4832), (4379, 4384)]