20512695546

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2060749}}^1$

素因数の和:2060843

約数の個数: 48

約数和(自身を含む): 51436320000

約数和(自身を除く): 30923624454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 3318, 4977, 9954, 2060749, 4121498, 6182247, 12364494, 14425243, 18546741, 28850486, 37093482, 43275729, 86551458, 129827187, 162799171, 259654374, 325598342, 488397513, 976795026, 1139594197, 1465192539, 2279188394, 2930385078, 3418782591, 6837565182, 10256347773, 20512695546]

約数ペア:

[(1, 20512695546), (2, 10256347773), (3, 6837565182), (6, 3418782591), (7, 2930385078), (9, 2279188394), (14, 1465192539), (18, 1139594197), (21, 976795026), (42, 488397513), (63, 325598342), (79, 259654374), (126, 162799171), (158, 129827187), (237, 86551458), (474, 43275729), (553, 37093482), (711, 28850486), (1106, 18546741), (1422, 14425243), (1659, 12364494), (3318, 6182247), (4977, 4121498), (9954, 2060749)]