19039016

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 37018080

約数和(自身を除く): 17979064

約数列:

[1, 2, 4, 8, 37, 74, 131, 148, 262, 296, 491, 524, 982, 1048, 1964, 3928, 4847, 9694, 18167, 19388, 36334, 38776, 64321, 72668, 128642, 145336, 257284, 514568, 2379877, 4759754, 9519508, 19039016]

約数ペア:

[(1, 19039016), (2, 9519508), (4, 4759754), (8, 2379877), (37, 514568), (74, 257284), (131, 145336), (148, 128642), (262, 72668), (296, 64321), (491, 38776), (524, 36334), (982, 19388), (1048, 18167), (1964, 9694), (3928, 4847)]