19121490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{212461}}^1$

素因数の和:212474

約数の個数: 24

約数和(自身を含む): 49716108

約数和(自身を除く): 30594618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 212461, 424922, 637383, 1062305, 1274766, 1912149, 2124610, 3186915, 3824298, 6373830, 9560745, 19121490]

約数ペア:

[(1, 19121490), (2, 9560745), (3, 6373830), (5, 3824298), (6, 3186915), (9, 2124610), (10, 1912149), (15, 1274766), (18, 1062305), (30, 637383), (45, 424922), (90, 212461)]