20181345530

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{418787}}^1$

素因数の和:418934

約数の個数: 32

約数和(自身を含む): 37389392640

約数和(自身を除く): 17208047110

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 395, 610, 790, 4819, 9638, 24095, 48190, 418787, 837574, 2093935, 4187870, 25546007, 33084173, 51092014, 66168346, 127730035, 165420865, 255460070, 330841730, 2018134553, 4036269106, 10090672765, 20181345530]

約数ペア:

[(1, 20181345530), (2, 10090672765), (5, 4036269106), (10, 2018134553), (61, 330841730), (79, 255460070), (122, 165420865), (158, 127730035), (305, 66168346), (395, 51092014), (610, 33084173), (790, 25546007), (4819, 4187870), (9638, 2093935), (24095, 837574), (48190, 418787)]