20123004465

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26304581}}^1$

素因数の和:26304609

約数の個数: 24

約数和(自身を含む): 36931633128

約数和(自身を除く): 16808628663

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26304581, 78913743, 131522905, 236741229, 394568715, 447177877, 1183706145, 1341533631, 2235889385, 4024600893, 6707668155, 20123004465]

約数ペア:

[(1, 20123004465), (3, 6707668155), (5, 4024600893), (9, 2235889385), (15, 1341533631), (17, 1183706145), (45, 447177877), (51, 394568715), (85, 236741229), (153, 131522905), (255, 78913743), (765, 26304581)]