19147310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 64

約数和(自身を含む): 43327872

約数和(自身を除く): 24180562

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 182, 265, 371, 397, 455, 530, 689, 742, 794, 910, 1378, 1855, 1985, 2779, 3445, 3710, 3970, 4823, 5161, 5558, 6890, 9646, 10322, 13895, 21041, 24115, 25805, 27790, 36127, 42082, 48230, 51610, 72254, 105205, 147287, 180635, 210410, 273533, 294574, 361270, 547066, 736435, 1367665, 1472870, 1914731, 2735330, 3829462, 9573655, 19147310]

約数ペア:

[(1, 19147310), (2, 9573655), (5, 3829462), (7, 2735330), (10, 1914731), (13, 1472870), (14, 1367665), (26, 736435), (35, 547066), (53, 361270), (65, 294574), (70, 273533), (91, 210410), (106, 180635), (130, 147287), (182, 105205), (265, 72254), (371, 51610), (397, 48230), (455, 42082), (530, 36127), (689, 27790), (742, 25805), (794, 24115), (910, 21041), (1378, 13895), (1855, 10322), (1985, 9646), (2779, 6890), (3445, 5558), (3710, 5161), (3970, 4823)]