19537960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37573}}^1$

素因数の和:37597

約数の個数: 32

約数和(自身を含む): 47343240

約数和(自身を除く): 27805280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 37573, 75146, 150292, 187865, 300584, 375730, 488449, 751460, 976898, 1502920, 1953796, 2442245, 3907592, 4884490, 9768980, 19537960]

約数ペア:

[(1, 19537960), (2, 9768980), (4, 4884490), (5, 3907592), (8, 2442245), (10, 1953796), (13, 1502920), (20, 976898), (26, 751460), (40, 488449), (52, 375730), (65, 300584), (104, 187865), (130, 150292), (260, 75146), (520, 37573)]