19541270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2131}}^1$

素因数の和:2276

約数の個数: 32

約数和(自身を含む): 40525056

約数和(自身を除く): 20983786

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 2131, 4262, 4585, 9170, 10655, 14917, 21310, 29834, 74585, 149170, 279161, 558322, 1395805, 1954127, 2791610, 3908254, 9770635, 19541270]

約数ペア:

[(1, 19541270), (2, 9770635), (5, 3908254), (7, 2791610), (10, 1954127), (14, 1395805), (35, 558322), (70, 279161), (131, 149170), (262, 74585), (655, 29834), (917, 21310), (1310, 14917), (1834, 10655), (2131, 9170), (4262, 4585)]