18829455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1801}}^1$

素因数の和:1867

約数の個数: 32

約数和(自身を含む): 32695488

約数和(自身を除く): 13866033

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 1801, 2091, 3485, 5403, 9005, 10455, 27015, 30617, 73841, 91851, 153085, 221523, 369205, 459255, 1107615, 1255297, 3765891, 6276485, 18829455]

約数ペア:

[(1, 18829455), (3, 6276485), (5, 3765891), (15, 1255297), (17, 1107615), (41, 459255), (51, 369205), (85, 221523), (123, 153085), (205, 91851), (255, 73841), (615, 30617), (697, 27015), (1801, 10455), (2091, 9005), (3485, 5403)]