18238738

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 14420462

約数列:

[1, 2, 7, 14, 29, 58, 167, 203, 269, 334, 406, 538, 1169, 1883, 2338, 3766, 4843, 7801, 9686, 15602, 33901, 44923, 54607, 67802, 89846, 109214, 314461, 628922, 1302767, 2605534, 9119369, 18238738]

約数ペア:

[(1, 18238738), (2, 9119369), (7, 2605534), (14, 1302767), (29, 628922), (58, 314461), (167, 109214), (203, 89846), (269, 67802), (334, 54607), (406, 44923), (538, 33901), (1169, 15602), (1883, 9686), (2338, 7801), (3766, 4843)]