20199451223

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{4951}}^1\times {\mathrm{8209}}^1$

素因数の和:13238

約数の個数: 16

約数和(自身を含む): 23417809920

約数和(自身を除く): 3218358697

約数列:

[1, 7, 71, 497, 4951, 8209, 34657, 57463, 351521, 582839, 2460647, 4079873, 40642759, 284499313, 2885635889, 20199451223]

約数ペア:

[(1, 20199451223), (7, 2885635889), (71, 284499313), (497, 40642759), (4951, 4079873), (8209, 2460647), (34657, 582839), (57463, 351521)]