20120155984

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{1097}}^1\times {\mathrm{4567}}^1$

素因数の和:5923

約数の個数: 40

約数和(自身を含む): 39182367168

約数和(自身を除く): 19062211184

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 1097, 2008, 2194, 4016, 4388, 4567, 8776, 9134, 17552, 18268, 36536, 73072, 275347, 550694, 1101388, 1146317, 2202776, 2292634, 4405552, 4585268, 5009999, 9170536, 10019998, 18341072, 20039996, 40079992, 80159984, 1257509749, 2515019498, 5030038996, 10060077992, 20120155984]

約数ペア:

[(1, 20120155984), (2, 10060077992), (4, 5030038996), (8, 2515019498), (16, 1257509749), (251, 80159984), (502, 40079992), (1004, 20039996), (1097, 18341072), (2008, 10019998), (2194, 9170536), (4016, 5009999), (4388, 4585268), (4567, 4405552), (8776, 2292634), (9134, 2202776), (17552, 1146317), (18268, 1101388), (36536, 550694), (73072, 275347)]