20120378026

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{124183}}^1$

素因数の和:124426

約数の個数: 32

約数和(自身を含む): 35192752128

約数和(自身を除く): 15072374102

約数列:

[1, 2, 7, 14, 71, 142, 163, 326, 497, 994, 1141, 2282, 11573, 23146, 81011, 124183, 162022, 248366, 869281, 1738562, 8816993, 17633986, 20241829, 40483658, 61718951, 123437902, 141692803, 283385606, 1437169859, 2874339718, 10060189013, 20120378026]

約数ペア:

[(1, 20120378026), (2, 10060189013), (7, 2874339718), (14, 1437169859), (71, 283385606), (142, 141692803), (163, 123437902), (326, 61718951), (497, 40483658), (994, 20241829), (1141, 17633986), (2282, 8816993), (11573, 1738562), (23146, 869281), (81011, 248366), (124183, 162022)]