31730386

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 51787008

約数和(自身を除く): 20056622

約数列:

[1, 2, 23, 37, 46, 74, 103, 181, 206, 362, 851, 1702, 2369, 3811, 4163, 4738, 6697, 7622, 8326, 13394, 18643, 37286, 87653, 154031, 175306, 308062, 428789, 689791, 857578, 1379582, 15865193, 31730386]

約数ペア:

[(1, 31730386), (2, 15865193), (23, 1379582), (37, 857578), (46, 689791), (74, 428789), (103, 308062), (181, 175306), (206, 154031), (362, 87653), (851, 37286), (1702, 18643), (2369, 13394), (3811, 8326), (4163, 7622), (4738, 6697)]