19764408

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 52704000

約数和(自身を除く): 32939592

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 89, 114, 152, 178, 228, 267, 356, 456, 487, 534, 712, 974, 1068, 1461, 1691, 1948, 2136, 2922, 3382, 3896, 5073, 5844, 6764, 9253, 10146, 11688, 13528, 18506, 20292, 27759, 37012, 40584, 43343, 55518, 74024, 86686, 111036, 130029, 173372, 222072, 260058, 346744, 520116, 823517, 1040232, 1647034, 2470551, 3294068, 4941102, 6588136, 9882204, 19764408]

約数ペア:

[(1, 19764408), (2, 9882204), (3, 6588136), (4, 4941102), (6, 3294068), (8, 2470551), (12, 1647034), (19, 1040232), (24, 823517), (38, 520116), (57, 346744), (76, 260058), (89, 222072), (114, 173372), (152, 130029), (178, 111036), (228, 86686), (267, 74024), (356, 55518), (456, 43343), (487, 40584), (534, 37012), (712, 27759), (974, 20292), (1068, 18506), (1461, 13528), (1691, 11688), (1948, 10146), (2136, 9253), (2922, 6764), (3382, 5844), (3896, 5073)]