19000917

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 32196528

約数和(自身を除く): 13195611

約数列:

[1, 3, 9, 13, 17, 39, 41, 51, 117, 123, 153, 221, 233, 369, 533, 663, 697, 699, 1599, 1989, 2091, 2097, 3029, 3961, 4797, 6273, 9061, 9087, 9553, 11883, 27183, 27261, 28659, 35649, 51493, 81549, 85977, 124189, 154479, 162401, 372567, 463437, 487203, 1117701, 1461609, 2111213, 6333639, 19000917]

約数ペア:

[(1, 19000917), (3, 6333639), (9, 2111213), (13, 1461609), (17, 1117701), (39, 487203), (41, 463437), (51, 372567), (117, 162401), (123, 154479), (153, 124189), (221, 85977), (233, 81549), (369, 51493), (533, 35649), (663, 28659), (697, 27261), (699, 27183), (1599, 11883), (1989, 9553), (2091, 9087), (2097, 9061), (3029, 6273), (3961, 4797)]