20138555415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{261353}}^1$

素因数の和:261839

約数の個数: 32

約数和(自身を含む): 35226337536

約数和(自身を除く): 15087782121

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 467, 1401, 2335, 5137, 7005, 15411, 25685, 77055, 261353, 784059, 1306765, 2874883, 3920295, 8624649, 14374415, 43123245, 122051851, 366155553, 610259255, 1342570361, 1830777765, 4027711083, 6712851805, 20138555415]

約数ペア:

[(1, 20138555415), (3, 6712851805), (5, 4027711083), (11, 1830777765), (15, 1342570361), (33, 610259255), (55, 366155553), (165, 122051851), (467, 43123245), (1401, 14374415), (2335, 8624649), (5137, 3920295), (7005, 2874883), (15411, 1306765), (25685, 784059), (77055, 261353)]