19352775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 35997696

約数和(自身を除く): 16644921

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 195, 299, 325, 345, 575, 863, 897, 975, 1495, 1725, 2589, 4315, 4485, 7475, 11219, 12945, 19849, 21575, 22425, 33657, 56095, 59547, 64725, 99245, 168285, 258037, 280475, 297735, 496225, 774111, 841425, 1290185, 1488675, 3870555, 6450925, 19352775]

約数ペア:

[(1, 19352775), (3, 6450925), (5, 3870555), (13, 1488675), (15, 1290185), (23, 841425), (25, 774111), (39, 496225), (65, 297735), (69, 280475), (75, 258037), (115, 168285), (195, 99245), (299, 64725), (325, 59547), (345, 56095), (575, 33657), (863, 22425), (897, 21575), (975, 19849), (1495, 12945), (1725, 11219), (2589, 7475), (4315, 4485)]