20181450837

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{571}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 29520691200

約数和(自身を除く): 9339240363

約数列:

[1, 3, 19, 47, 57, 79, 141, 167, 237, 501, 571, 893, 1501, 1713, 2679, 3173, 3713, 4503, 7849, 9519, 10849, 11139, 13193, 23547, 26837, 32547, 39579, 45109, 70547, 80511, 95357, 135327, 149131, 211641, 250667, 286071, 447393, 509903, 620071, 752001, 857071, 1529709, 1811783, 1860213, 2120123, 2571213, 4481779, 5435349, 6360369, 7533203, 11781349, 13445337, 22599609, 35344047, 40282337, 85153801, 120847011, 143130857, 255461403, 354060541, 429392571, 1062181623, 6727150279, 20181450837]

約数ペア:

[(1, 20181450837), (3, 6727150279), (19, 1062181623), (47, 429392571), (57, 354060541), (79, 255461403), (141, 143130857), (167, 120847011), (237, 85153801), (501, 40282337), (571, 35344047), (893, 22599609), (1501, 13445337), (1713, 11781349), (2679, 7533203), (3173, 6360369), (3713, 5435349), (4503, 4481779), (7849, 2571213), (9519, 2120123), (10849, 1860213), (11139, 1811783), (13193, 1529709), (23547, 857071), (26837, 752001), (32547, 620071), (39579, 509903), (45109, 447393), (70547, 286071), (80511, 250667), (95357, 211641), (135327, 149131)]