19667310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 51287040

約数和(自身を除く): 31619730

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 211, 239, 390, 422, 478, 633, 717, 1055, 1195, 1266, 1434, 2110, 2390, 2743, 3107, 3165, 3585, 5486, 6214, 6330, 7170, 8229, 9321, 13715, 15535, 16458, 18642, 27430, 31070, 41145, 46605, 50429, 82290, 93210, 100858, 151287, 252145, 302574, 504290, 655577, 756435, 1311154, 1512870, 1966731, 3277885, 3933462, 6555770, 9833655, 19667310]

約数ペア:

[(1, 19667310), (2, 9833655), (3, 6555770), (5, 3933462), (6, 3277885), (10, 1966731), (13, 1512870), (15, 1311154), (26, 756435), (30, 655577), (39, 504290), (65, 302574), (78, 252145), (130, 151287), (195, 100858), (211, 93210), (239, 82290), (390, 50429), (422, 46605), (478, 41145), (633, 31070), (717, 27430), (1055, 18642), (1195, 16458), (1266, 15535), (1434, 13715), (2110, 9321), (2390, 8229), (2743, 7170), (3107, 6330), (3165, 6214), (3585, 5486)]