20171542984

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{15767}}^1$

素因数の和:16222

約数の個数: 64

約数和(自身を含む): 41892422400

約数和(自身を除く): 21720879416

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 409, 782, 818, 1564, 1636, 3128, 3272, 6953, 9407, 13906, 15767, 18814, 27812, 31534, 37628, 55624, 63068, 75256, 126136, 159919, 268039, 319838, 362641, 536078, 639676, 725282, 1072156, 1279352, 1450564, 2144312, 2901128, 6164897, 6448703, 12329794, 12897406, 24659588, 25794812, 49319176, 51589624, 109627951, 148320169, 219255902, 296640338, 438511804, 593280676, 877023608, 1186561352, 2521442873, 5042885746, 10085771492, 20171542984]

約数ペア:

[(1, 20171542984), (2, 10085771492), (4, 5042885746), (8, 2521442873), (17, 1186561352), (23, 877023608), (34, 593280676), (46, 438511804), (68, 296640338), (92, 219255902), (136, 148320169), (184, 109627951), (391, 51589624), (409, 49319176), (782, 25794812), (818, 24659588), (1564, 12897406), (1636, 12329794), (3128, 6448703), (3272, 6164897), (6953, 2901128), (9407, 2144312), (13906, 1450564), (15767, 1279352), (18814, 1072156), (27812, 725282), (31534, 639676), (37628, 536078), (55624, 362641), (63068, 319838), (75256, 268039), (126136, 159919)]