20120976

素因数分解:

$2^4\times 3^2\times {\mathrm{139729}}^1$

素因数の和:139743

約数の個数: 30

約数和(自身を含む): 56311190

約数和(自身を除く): 36190214

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 139729, 279458, 419187, 558916, 838374, 1117832, 1257561, 1676748, 2235664, 2515122, 3353496, 5030244, 6706992, 10060488, 20120976]

約数ペア:

[(1, 20120976), (2, 10060488), (3, 6706992), (4, 5030244), (6, 3353496), (8, 2515122), (9, 2235664), (12, 1676748), (16, 1257561), (18, 1117832), (24, 838374), (36, 558916), (48, 419187), (72, 279458), (144, 139729)]