20438652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3541}}^1$

素因数の和:3598

約数の個数: 48

約数和(自身を含む): 52761632

約数和(自身を除く): 32322980

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3541, 5772, 7082, 10623, 14164, 21246, 42492, 46033, 92066, 131017, 138099, 184132, 262034, 276198, 393051, 524068, 552396, 786102, 1572204, 1703221, 3406442, 5109663, 6812884, 10219326, 20438652]

約数ペア:

[(1, 20438652), (2, 10219326), (3, 6812884), (4, 5109663), (6, 3406442), (12, 1703221), (13, 1572204), (26, 786102), (37, 552396), (39, 524068), (52, 393051), (74, 276198), (78, 262034), (111, 184132), (148, 138099), (156, 131017), (222, 92066), (444, 46033), (481, 42492), (962, 21246), (1443, 14164), (1924, 10623), (2886, 7082), (3541, 5772)]