20431290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{613}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 54110592

約数和(自身を除く): 33679302

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 101, 110, 165, 202, 303, 330, 505, 606, 613, 1010, 1111, 1226, 1515, 1839, 2222, 3030, 3065, 3333, 3678, 5555, 6130, 6666, 6743, 9195, 11110, 13486, 16665, 18390, 20229, 33330, 33715, 40458, 61913, 67430, 101145, 123826, 185739, 202290, 309565, 371478, 619130, 681043, 928695, 1362086, 1857390, 2043129, 3405215, 4086258, 6810430, 10215645, 20431290]

約数ペア:

[(1, 20431290), (2, 10215645), (3, 6810430), (5, 4086258), (6, 3405215), (10, 2043129), (11, 1857390), (15, 1362086), (22, 928695), (30, 681043), (33, 619130), (55, 371478), (66, 309565), (101, 202290), (110, 185739), (165, 123826), (202, 101145), (303, 67430), (330, 61913), (505, 40458), (606, 33715), (613, 33330), (1010, 20229), (1111, 18390), (1226, 16665), (1515, 13486), (1839, 11110), (2222, 9195), (3030, 6743), (3065, 6666), (3333, 6130), (3678, 5555)]