20572530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2063

約数の個数: 64

約数和(自身を含む): 55627776

約数和(自身を除く): 35055246

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 186, 310, 330, 341, 465, 682, 930, 1023, 1705, 2011, 2046, 3410, 4022, 5115, 6033, 10055, 10230, 12066, 20110, 22121, 30165, 44242, 60330, 62341, 66363, 110605, 124682, 132726, 187023, 221210, 311705, 331815, 374046, 623410, 663630, 685751, 935115, 1371502, 1870230, 2057253, 3428755, 4114506, 6857510, 10286265, 20572530]

約数ペア:

[(1, 20572530), (2, 10286265), (3, 6857510), (5, 4114506), (6, 3428755), (10, 2057253), (11, 1870230), (15, 1371502), (22, 935115), (30, 685751), (31, 663630), (33, 623410), (55, 374046), (62, 331815), (66, 311705), (93, 221210), (110, 187023), (155, 132726), (165, 124682), (186, 110605), (310, 66363), (330, 62341), (341, 60330), (465, 44242), (682, 30165), (930, 22121), (1023, 20110), (1705, 12066), (2011, 10230), (2046, 10055), (3410, 6033), (4022, 5115)]