18166330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19963}}^1$

素因数の和:19990

約数の個数: 32

約数和(自身を含む): 40247424

約数和(自身を除く): 22081094

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 19963, 39926, 99815, 139741, 199630, 259519, 279482, 519038, 698705, 1297595, 1397410, 1816633, 2595190, 3633266, 9083165, 18166330]

約数ペア:

[(1, 18166330), (2, 9083165), (5, 3633266), (7, 2595190), (10, 1816633), (13, 1397410), (14, 1297595), (26, 698705), (35, 519038), (65, 279482), (70, 259519), (91, 199630), (130, 139741), (182, 99815), (455, 39926), (910, 19963)]