20713528067405

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1\times {\mathrm{4271}}^1\times {\mathrm{41333}}^1$

素因数の和:46397

約数の個数: 32

約数和(自身を含む): 25698579222528

約数和(自身を除く): 4985051155123

約数列:

[1, 5, 31, 155, 757, 3785, 4271, 21355, 23467, 41333, 117335, 132401, 206665, 662005, 1281323, 3233147, 6406615, 16165735, 31289081, 100227557, 156445405, 176533243, 501137785, 882666215, 969961511, 4849807555, 5472530533, 27362652665, 133635664951, 668178324755, 4142705613481, 20713528067405]

約数ペア:

[(1, 20713528067405), (5, 4142705613481), (31, 668178324755), (155, 133635664951), (757, 27362652665), (3785, 5472530533), (4271, 4849807555), (21355, 969961511), (23467, 882666215), (41333, 501137785), (117335, 176533243), (132401, 156445405), (206665, 100227557), (662005, 31289081), (1281323, 16165735), (3233147, 6406615)]