20334756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 52961664

約数和(自身を除く): 32626908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 169, 222, 271, 338, 444, 481, 507, 542, 676, 813, 962, 1014, 1084, 1443, 1626, 1924, 2028, 2886, 3252, 3523, 5772, 6253, 7046, 10027, 10569, 12506, 14092, 18759, 20054, 21138, 25012, 30081, 37518, 40108, 42276, 45799, 60162, 75036, 91598, 120324, 130351, 137397, 183196, 260702, 274794, 391053, 521404, 549588, 782106, 1564212, 1694563, 3389126, 5083689, 6778252, 10167378, 20334756]

約数ペア:

[(1, 20334756), (2, 10167378), (3, 6778252), (4, 5083689), (6, 3389126), (12, 1694563), (13, 1564212), (26, 782106), (37, 549588), (39, 521404), (52, 391053), (74, 274794), (78, 260702), (111, 183196), (148, 137397), (156, 130351), (169, 120324), (222, 91598), (271, 75036), (338, 60162), (444, 45799), (481, 42276), (507, 40108), (542, 37518), (676, 30081), (813, 25012), (962, 21138), (1014, 20054), (1084, 18759), (1443, 14092), (1626, 12506), (1924, 10569), (2028, 10027), (2886, 7046), (3252, 6253), (3523, 5772)]