18864780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 58399488

約数和(自身を除く): 39534708

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 101, 110, 132, 165, 202, 220, 283, 303, 330, 404, 505, 566, 606, 660, 849, 1010, 1111, 1132, 1212, 1415, 1515, 1698, 2020, 2222, 2830, 3030, 3113, 3333, 3396, 4245, 4444, 5555, 5660, 6060, 6226, 6666, 8490, 9339, 11110, 12452, 13332, 15565, 16665, 16980, 18678, 22220, 28583, 31130, 33330, 37356, 46695, 57166, 62260, 66660, 85749, 93390, 114332, 142915, 171498, 186780, 285830, 314413, 342996, 428745, 571660, 628826, 857490, 943239, 1257652, 1572065, 1714980, 1886478, 3144130, 3772956, 4716195, 6288260, 9432390, 18864780]

約数ペア:

[(1, 18864780), (2, 9432390), (3, 6288260), (4, 4716195), (5, 3772956), (6, 3144130), (10, 1886478), (11, 1714980), (12, 1572065), (15, 1257652), (20, 943239), (22, 857490), (30, 628826), (33, 571660), (44, 428745), (55, 342996), (60, 314413), (66, 285830), (101, 186780), (110, 171498), (132, 142915), (165, 114332), (202, 93390), (220, 85749), (283, 66660), (303, 62260), (330, 57166), (404, 46695), (505, 37356), (566, 33330), (606, 31130), (660, 28583), (849, 22220), (1010, 18678), (1111, 16980), (1132, 16665), (1212, 15565), (1415, 13332), (1515, 12452), (1698, 11110), (2020, 9339), (2222, 8490), (2830, 6666), (3030, 6226), (3113, 6060), (3333, 5660), (3396, 5555), (4245, 4444)]