18238328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1237}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 36397200

約数和(自身を除く): 18158872

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1237, 1843, 2474, 3686, 4948, 7372, 9896, 14744, 23503, 47006, 94012, 119989, 188024, 239978, 479956, 959912, 2279791, 4559582, 9119164, 18238328]

約数ペア:

[(1, 18238328), (2, 9119164), (4, 4559582), (8, 2279791), (19, 959912), (38, 479956), (76, 239978), (97, 188024), (152, 119989), (194, 94012), (388, 47006), (776, 23503), (1237, 14744), (1843, 9896), (2474, 7372), (3686, 4948)]