18671745405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{647987}}^1$

素因数の和:648125

約数の個数: 32

約数和(自身を含む): 31912113024

約数和(自身を除く): 13240367619

約数列:

[1, 3, 5, 15, 17, 51, 85, 113, 255, 339, 565, 1695, 1921, 5763, 9605, 28815, 647987, 1943961, 3239935, 9719805, 11015779, 33047337, 55078895, 73222531, 165236685, 219667593, 366112655, 1098337965, 1244783027, 3734349081, 6223915135, 18671745405]

約数ペア:

[(1, 18671745405), (3, 6223915135), (5, 3734349081), (15, 1244783027), (17, 1098337965), (51, 366112655), (85, 219667593), (113, 165236685), (255, 73222531), (339, 55078895), (565, 33047337), (1695, 11015779), (1921, 9719805), (5763, 3239935), (9605, 1943961), (28815, 647987)]