20264265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2797}}^1$

素因数の和:2838

約数の個数: 48

約数和(自身を含む): 41902848

約数和(自身を除く): 21638583

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 2797, 7245, 8391, 13985, 19579, 25173, 41955, 58737, 64331, 97895, 125865, 176211, 192993, 293685, 321655, 450317, 578979, 881055, 964965, 1350951, 2251585, 2894895, 4052853, 6754755, 20264265]

約数ペア:

[(1, 20264265), (3, 6754755), (5, 4052853), (7, 2894895), (9, 2251585), (15, 1350951), (21, 964965), (23, 881055), (35, 578979), (45, 450317), (63, 321655), (69, 293685), (105, 192993), (115, 176211), (161, 125865), (207, 97895), (315, 64331), (345, 58737), (483, 41955), (805, 25173), (1035, 19579), (1449, 13985), (2415, 8391), (2797, 7245)]