19105455

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 31868928

約数和(自身を除く): 12763473

約数列:

[1, 3, 5, 15, 31, 93, 155, 181, 227, 465, 543, 681, 905, 1135, 2715, 3405, 5611, 7037, 16833, 21111, 28055, 35185, 41087, 84165, 105555, 123261, 205435, 616305, 1273697, 3821091, 6368485, 19105455]

約数ペア:

[(1, 19105455), (3, 6368485), (5, 3821091), (15, 1273697), (31, 616305), (93, 205435), (155, 123261), (181, 105555), (227, 84165), (465, 41087), (543, 35185), (681, 28055), (905, 21111), (1135, 16833), (2715, 7037), (3405, 5611)]