18626205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4153}}^1$

素因数の和:4197

約数の個数: 32

約数和(自身を含む): 33497856

約数和(自身を除く): 14871651

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4153, 4485, 12459, 20765, 53989, 62295, 95519, 161967, 269945, 286557, 477595, 809835, 1241747, 1432785, 3725241, 6208735, 18626205]

約数ペア:

[(1, 18626205), (3, 6208735), (5, 3725241), (13, 1432785), (15, 1241747), (23, 809835), (39, 477595), (65, 286557), (69, 269945), (115, 161967), (195, 95519), (299, 62295), (345, 53989), (897, 20765), (1495, 12459), (4153, 4485)]