1937223665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{1571}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 2554336512

約数和(自身を除く): 617112847

約数列:

[1, 5, 13, 61, 65, 305, 311, 793, 1555, 1571, 3965, 4043, 7855, 18971, 20215, 20423, 94855, 95831, 102115, 246623, 479155, 488581, 1233115, 1245803, 2442905, 6229015, 6351553, 29803441, 31757765, 149017205, 387444733, 1937223665]

約数ペア:

[(1, 1937223665), (5, 387444733), (13, 149017205), (61, 31757765), (65, 29803441), (305, 6351553), (311, 6229015), (793, 2442905), (1555, 1245803), (1571, 1233115), (3965, 488581), (4043, 479155), (7855, 246623), (18971, 102115), (20215, 95831), (20423, 94855)]