19081305

素因数分解:

$3^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{503}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 15029415

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 281, 503, 843, 1405, 1509, 2515, 2529, 4215, 4527, 7545, 7587, 12645, 13581, 22635, 37935, 67905, 141343, 424029, 706715, 1272087, 2120145, 3816261, 6360435, 19081305]

約数ペア:

[(1, 19081305), (3, 6360435), (5, 3816261), (9, 2120145), (15, 1272087), (27, 706715), (45, 424029), (135, 141343), (281, 67905), (503, 37935), (843, 22635), (1405, 13581), (1509, 12645), (2515, 7587), (2529, 7545), (4215, 4527)]