19614770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 43670016

約数和(自身を除く): 24055246

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 53, 70, 85, 106, 119, 170, 238, 265, 311, 371, 530, 595, 622, 742, 901, 1190, 1555, 1802, 1855, 2177, 3110, 3710, 4354, 4505, 5287, 6307, 9010, 10574, 10885, 12614, 16483, 21770, 26435, 31535, 32966, 37009, 52870, 63070, 74018, 82415, 115381, 164830, 185045, 230762, 280211, 370090, 560422, 576905, 1153810, 1401055, 1961477, 2802110, 3922954, 9807385, 19614770]

約数ペア:

[(1, 19614770), (2, 9807385), (5, 3922954), (7, 2802110), (10, 1961477), (14, 1401055), (17, 1153810), (34, 576905), (35, 560422), (53, 370090), (70, 280211), (85, 230762), (106, 185045), (119, 164830), (170, 115381), (238, 82415), (265, 74018), (311, 63070), (371, 52870), (530, 37009), (595, 32966), (622, 31535), (742, 26435), (901, 21770), (1190, 16483), (1555, 12614), (1802, 10885), (1855, 10574), (2177, 9010), (3110, 6307), (3710, 5287), (4354, 4505)]