209009918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{423097}}^1$

素因数の和:423131

約数の個数: 16

約数和(自身を含む): 355402320

約数和(自身を除く): 146392402

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 423097, 846194, 5500261, 8038843, 11000522, 16077686, 104504959, 209009918]

約数ペア:

[(1, 209009918), (2, 104504959), (13, 16077686), (19, 11000522), (26, 8038843), (38, 5500261), (247, 846194), (494, 423097)]