18900000002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1474489}}^1$

素因数の和:1474550

約数の個数: 32

約数和(自身を含む): 33441433200

約数和(自身を除く): 14541433198

約数列:

[1, 2, 13, 17, 26, 29, 34, 58, 221, 377, 442, 493, 754, 986, 6409, 12818, 1474489, 2948978, 19168357, 25066313, 38336714, 42760181, 50132626, 85520362, 325862069, 555882353, 651724138, 726923077, 1111764706, 1453846154, 9450000001, 18900000002]

約数ペア:

[(1, 18900000002), (2, 9450000001), (13, 1453846154), (17, 1111764706), (26, 726923077), (29, 651724138), (34, 555882353), (58, 325862069), (221, 85520362), (377, 50132626), (442, 42760181), (493, 38336714), (754, 25066313), (986, 19168357), (6409, 2948978), (12818, 1474489)]