20421048

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{2357}}^1$

素因数の和:2404

約数の個数: 48

約数和(自身を含む): 53903880

約数和(自身を除く): 33482832

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 361, 456, 722, 1083, 1444, 2166, 2357, 2888, 4332, 4714, 7071, 8664, 9428, 14142, 18856, 28284, 44783, 56568, 89566, 134349, 179132, 268698, 358264, 537396, 850877, 1074792, 1701754, 2552631, 3403508, 5105262, 6807016, 10210524, 20421048]

約数ペア:

[(1, 20421048), (2, 10210524), (3, 6807016), (4, 5105262), (6, 3403508), (8, 2552631), (12, 1701754), (19, 1074792), (24, 850877), (38, 537396), (57, 358264), (76, 268698), (114, 179132), (152, 134349), (228, 89566), (361, 56568), (456, 44783), (722, 28284), (1083, 18856), (1444, 14142), (2166, 9428), (2357, 8664), (2888, 7071), (4332, 4714)]