20443830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1511}}^1$

素因数の和:1573

約数の個数: 64

約数和(自身を含む): 54867456

約数和(自身を除く): 34423626

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 41, 55, 66, 82, 110, 123, 165, 205, 246, 330, 410, 451, 615, 902, 1230, 1353, 1511, 2255, 2706, 3022, 4510, 4533, 6765, 7555, 9066, 13530, 15110, 16621, 22665, 33242, 45330, 49863, 61951, 83105, 99726, 123902, 166210, 185853, 249315, 309755, 371706, 498630, 619510, 681461, 929265, 1362922, 1858530, 2044383, 3407305, 4088766, 6814610, 10221915, 20443830]

約数ペア:

[(1, 20443830), (2, 10221915), (3, 6814610), (5, 4088766), (6, 3407305), (10, 2044383), (11, 1858530), (15, 1362922), (22, 929265), (30, 681461), (33, 619510), (41, 498630), (55, 371706), (66, 309755), (82, 249315), (110, 185853), (123, 166210), (165, 123902), (205, 99726), (246, 83105), (330, 61951), (410, 49863), (451, 45330), (615, 33242), (902, 22665), (1230, 16621), (1353, 15110), (1511, 13530), (2255, 9066), (2706, 7555), (3022, 6765), (4510, 4533)]