18523372

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:635

約数の個数: 48

約数和(自身を含む): 39513600

約数和(自身を除く): 20990228

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 587, 644, 686, 1127, 1174, 1372, 2254, 2348, 4109, 4508, 7889, 8218, 13501, 15778, 16436, 27002, 28763, 31556, 54004, 57526, 94507, 115052, 189014, 201341, 378028, 402682, 661549, 805364, 1323098, 2646196, 4630843, 9261686, 18523372]

約数ペア:

[(1, 18523372), (2, 9261686), (4, 4630843), (7, 2646196), (14, 1323098), (23, 805364), (28, 661549), (46, 402682), (49, 378028), (92, 201341), (98, 189014), (161, 115052), (196, 94507), (322, 57526), (343, 54004), (587, 31556), (644, 28763), (686, 27002), (1127, 16436), (1174, 15778), (1372, 13501), (2254, 8218), (2348, 7889), (4109, 4508)]