20542830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8893}}^1$

素因数の和:8921

約数の個数: 64

約数和(自身を含む): 61475328

約数和(自身を除く): 40932498

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 8893, 17786, 26679, 44465, 53358, 62251, 88930, 97823, 124502, 133395, 186753, 195646, 266790, 293469, 311255, 373506, 489115, 586938, 622510, 684761, 933765, 978230, 1369522, 1467345, 1867530, 2054283, 2934690, 3423805, 4108566, 6847610, 10271415, 20542830]

約数ペア:

[(1, 20542830), (2, 10271415), (3, 6847610), (5, 4108566), (6, 3423805), (7, 2934690), (10, 2054283), (11, 1867530), (14, 1467345), (15, 1369522), (21, 978230), (22, 933765), (30, 684761), (33, 622510), (35, 586938), (42, 489115), (55, 373506), (66, 311255), (70, 293469), (77, 266790), (105, 195646), (110, 186753), (154, 133395), (165, 124502), (210, 97823), (231, 88930), (330, 62251), (385, 53358), (462, 44465), (770, 26679), (1155, 17786), (2310, 8893)]