19735830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2129}}^1$

素因数の和:2245

約数の個数: 48

約数和(自身を含む): 51835680

約数和(自身を除く): 32099850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 103, 206, 309, 515, 618, 927, 1030, 1545, 1854, 2129, 3090, 4258, 4635, 6387, 9270, 10645, 12774, 19161, 21290, 31935, 38322, 63870, 95805, 191610, 219287, 438574, 657861, 1096435, 1315722, 1973583, 2192870, 3289305, 3947166, 6578610, 9867915, 19735830]

約数ペア:

[(1, 19735830), (2, 9867915), (3, 6578610), (5, 3947166), (6, 3289305), (9, 2192870), (10, 1973583), (15, 1315722), (18, 1096435), (30, 657861), (45, 438574), (90, 219287), (103, 191610), (206, 95805), (309, 63870), (515, 38322), (618, 31935), (927, 21290), (1030, 19161), (1545, 12774), (1854, 10645), (2129, 9270), (3090, 6387), (4258, 4635)]