2013191505

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{19013}}^1$

素因数の和:19218

約数の個数: 48

約数和(自身を含む): 3778918416

約数和(自身を除く): 1765726911

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 181, 195, 543, 585, 905, 1629, 2353, 2715, 7059, 8145, 11765, 19013, 21177, 35295, 57039, 95065, 105885, 171117, 247169, 285195, 741507, 855585, 1235845, 2224521, 3441353, 3707535, 10324059, 11122605, 17206765, 30972177, 44737589, 51620295, 134212767, 154860885, 223687945, 402638301, 671063835, 2013191505]

約数ペア:

[(1, 2013191505), (3, 671063835), (5, 402638301), (9, 223687945), (13, 154860885), (15, 134212767), (39, 51620295), (45, 44737589), (65, 30972177), (117, 17206765), (181, 11122605), (195, 10324059), (543, 3707535), (585, 3441353), (905, 2224521), (1629, 1235845), (2353, 855585), (2715, 741507), (7059, 285195), (8145, 247169), (11765, 171117), (19013, 105885), (21177, 95065), (35295, 57039)]