17967902990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1\times {\mathrm{2473}}^1$

素因数の和:3117

約数の個数: 64

約数和(自身を含む): 34756335360

約数和(自身を除く): 16788432370

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 541, 790, 1082, 1343, 2473, 2686, 2705, 4946, 5410, 6715, 9197, 12365, 13430, 18394, 24730, 42041, 42739, 45985, 84082, 85478, 91970, 195367, 210205, 213695, 390734, 420410, 427390, 726563, 976835, 1337893, 1453126, 1953670, 2675786, 3321239, 3632815, 6642478, 6689465, 7265630, 13378930, 16606195, 22744181, 33212390, 45488362, 105693547, 113720905, 211387094, 227441810, 528467735, 1056935470, 1796790299, 3593580598, 8983951495, 17967902990]

約数ペア:

[(1, 17967902990), (2, 8983951495), (5, 3593580598), (10, 1796790299), (17, 1056935470), (34, 528467735), (79, 227441810), (85, 211387094), (158, 113720905), (170, 105693547), (395, 45488362), (541, 33212390), (790, 22744181), (1082, 16606195), (1343, 13378930), (2473, 7265630), (2686, 6689465), (2705, 6642478), (4946, 3632815), (5410, 3321239), (6715, 2675786), (9197, 1953670), (12365, 1453126), (13430, 1337893), (18394, 976835), (24730, 726563), (42041, 427390), (42739, 420410), (45985, 390734), (84082, 213695), (85478, 210205), (91970, 195367)]