19056457805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2383}}^1\times {\mathrm{20771}}^1$

素因数の和:23177

約数の個数: 32

約数和(自身を含む): 28523778048

約数和(自身を除く): 9467320243

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 2383, 11915, 16681, 20771, 26213, 83405, 103855, 131065, 145397, 183491, 228481, 726985, 917455, 1142405, 1599367, 7996835, 49497293, 247486465, 346481051, 544470223, 1732405255, 2722351115, 3811291561, 19056457805]

約数ペア:

[(1, 19056457805), (5, 3811291561), (7, 2722351115), (11, 1732405255), (35, 544470223), (55, 346481051), (77, 247486465), (385, 49497293), (2383, 7996835), (11915, 1599367), (16681, 1142405), (20771, 917455), (26213, 726985), (83405, 228481), (103855, 183491), (131065, 145397)]