20120661116

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2974669}}^1$

素因数の和:2974781

約数の個数: 24

約数和(自身を含む): 37480842000

約数和(自身を除く): 17360180884

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 6764, 2974669, 5949338, 11898676, 56518711, 113037422, 226074844, 264745541, 529491082, 1058982164, 5030165279, 10060330558, 20120661116]

約数ペア:

[(1, 20120661116), (2, 10060330558), (4, 5030165279), (19, 1058982164), (38, 529491082), (76, 264745541), (89, 226074844), (178, 113037422), (356, 56518711), (1691, 11898676), (3382, 5949338), (6764, 2974669)]