20959290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7057}}^1$

素因数の和:7084

約数の個数: 64

約数和(自身を含む): 60981120

約数和(自身を除く): 40021830

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 7057, 14114, 21171, 35285, 42342, 63513, 70570, 77627, 105855, 127026, 155254, 190539, 211710, 232881, 317565, 381078, 388135, 465762, 635130, 698643, 776270, 952695, 1164405, 1397286, 1905390, 2095929, 2328810, 3493215, 4191858, 6986430, 10479645, 20959290]

約数ペア:

[(1, 20959290), (2, 10479645), (3, 6986430), (5, 4191858), (6, 3493215), (9, 2328810), (10, 2095929), (11, 1905390), (15, 1397286), (18, 1164405), (22, 952695), (27, 776270), (30, 698643), (33, 635130), (45, 465762), (54, 388135), (55, 381078), (66, 317565), (90, 232881), (99, 211710), (110, 190539), (135, 155254), (165, 127026), (198, 105855), (270, 77627), (297, 70570), (330, 63513), (495, 42342), (594, 35285), (990, 21171), (1485, 14114), (2970, 7057)]