18206294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 30862080

約数和(自身を除く): 12655786

約数列:

[1, 2, 19, 23, 37, 38, 46, 74, 437, 563, 703, 851, 874, 1126, 1406, 1702, 10697, 12949, 16169, 20831, 21394, 25898, 32338, 41662, 246031, 395789, 479113, 492062, 791578, 958226, 9103147, 18206294]

約数ペア:

[(1, 18206294), (2, 9103147), (19, 958226), (23, 791578), (37, 492062), (38, 479113), (46, 395789), (74, 246031), (437, 41662), (563, 32338), (703, 25898), (851, 21394), (874, 20831), (1126, 16169), (1406, 12949), (1702, 10697)]