1900511405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1\times {\mathrm{733}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 2488189536

約数和(自身を除く): 587678131

約数列:

[1, 5, 13, 65, 113, 353, 565, 733, 1469, 1765, 3665, 4589, 7345, 9529, 22945, 39889, 47645, 82829, 199445, 258749, 414145, 518557, 1076777, 1293745, 2592785, 3363737, 5383885, 16818685, 29238637, 146193185, 380102281, 1900511405]

約数ペア:

[(1, 1900511405), (5, 380102281), (13, 146193185), (65, 29238637), (113, 16818685), (353, 5383885), (565, 3363737), (733, 2592785), (1469, 1293745), (1765, 1076777), (3665, 518557), (4589, 414145), (7345, 258749), (9529, 199445), (22945, 82829), (39889, 47645)]