18795645

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4219}}^1$

素因数の和:4247

約数の個数: 40

約数和(自身を含む): 36764640

約数和(自身を除く): 17968995

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4219, 4455, 12657, 21095, 37971, 46409, 63285, 113913, 139227, 189855, 232045, 341739, 417681, 569565, 696135, 1253043, 1708695, 2088405, 3759129, 6265215, 18795645]

約数ペア:

[(1, 18795645), (3, 6265215), (5, 3759129), (9, 2088405), (11, 1708695), (15, 1253043), (27, 696135), (33, 569565), (45, 417681), (55, 341739), (81, 232045), (99, 189855), (135, 139227), (165, 113913), (297, 63285), (405, 46409), (495, 37971), (891, 21095), (1485, 12657), (4219, 4455)]