20736698090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{673}}^1\times {\mathrm{859}}^1$

素因数の和:1767

約数の個数: 64

約数和(自身を含む): 39814312320

約数和(自身を除く): 19077614230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 211, 422, 673, 859, 1055, 1346, 1718, 2110, 3365, 3587, 4295, 6730, 7174, 8590, 11441, 14603, 17935, 22882, 29206, 35870, 57205, 73015, 114410, 142003, 146030, 181249, 284006, 362498, 578107, 710015, 906245, 1156214, 1420030, 1812490, 2414051, 2890535, 3081233, 4828102, 5781070, 6162466, 9827819, 12070255, 15406165, 19655638, 24140510, 30812330, 49139095, 98278190, 121980577, 243961154, 609902885, 1219805770, 2073669809, 4147339618, 10368349045, 20736698090]

約数ペア:

[(1, 20736698090), (2, 10368349045), (5, 4147339618), (10, 2073669809), (17, 1219805770), (34, 609902885), (85, 243961154), (170, 121980577), (211, 98278190), (422, 49139095), (673, 30812330), (859, 24140510), (1055, 19655638), (1346, 15406165), (1718, 12070255), (2110, 9827819), (3365, 6162466), (3587, 5781070), (4295, 4828102), (6730, 3081233), (7174, 2890535), (8590, 2414051), (11441, 1812490), (14603, 1420030), (17935, 1156214), (22882, 906245), (29206, 710015), (35870, 578107), (57205, 362498), (73015, 284006), (114410, 181249), (142003, 146030)]