19218030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49277}}^1$

素因数の和:49300

約数の個数: 32

約数和(自身を含む): 49672224

約数和(自身を除く): 30454194

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49277, 98554, 147831, 246385, 295662, 492770, 640601, 739155, 1281202, 1478310, 1921803, 3203005, 3843606, 6406010, 9609015, 19218030]

約数ペア:

[(1, 19218030), (2, 9609015), (3, 6406010), (5, 3843606), (6, 3203005), (10, 1921803), (13, 1478310), (15, 1281202), (26, 739155), (30, 640601), (39, 492770), (65, 295662), (78, 246385), (130, 147831), (195, 98554), (390, 49277)]