20266290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1861}}^1$

素因数の和:1896

約数の個数: 72

約数和(自身を含む): 57949164

約数和(自身を除く): 37682874

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 1861, 2178, 3630, 3722, 5445, 5583, 9305, 10890, 11166, 16749, 18610, 20471, 27915, 33498, 40942, 55830, 61413, 83745, 102355, 122826, 167490, 184239, 204710, 225181, 307065, 368478, 450362, 614130, 675543, 921195, 1125905, 1351086, 1842390, 2026629, 2251810, 3377715, 4053258, 6755430, 10133145, 20266290]

約数ペア:

[(1, 20266290), (2, 10133145), (3, 6755430), (5, 4053258), (6, 3377715), (9, 2251810), (10, 2026629), (11, 1842390), (15, 1351086), (18, 1125905), (22, 921195), (30, 675543), (33, 614130), (45, 450362), (55, 368478), (66, 307065), (90, 225181), (99, 204710), (110, 184239), (121, 167490), (165, 122826), (198, 102355), (242, 83745), (330, 61413), (363, 55830), (495, 40942), (605, 33498), (726, 27915), (990, 20471), (1089, 18610), (1210, 16749), (1815, 11166), (1861, 10890), (2178, 9305), (3630, 5583), (3722, 5445)]