18621344

素因数分解:

$2^5\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1409}}^1$

素因数の和:1485

約数の個数: 48

約数和(自身を含む): 42638400

約数和(自身を除く): 24017056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 112, 118, 224, 236, 413, 472, 826, 944, 1409, 1652, 1888, 2818, 3304, 5636, 6608, 9863, 11272, 13216, 19726, 22544, 39452, 45088, 78904, 83131, 157808, 166262, 315616, 332524, 581917, 665048, 1163834, 1330096, 2327668, 2660192, 4655336, 9310672, 18621344]

約数ペア:

[(1, 18621344), (2, 9310672), (4, 4655336), (7, 2660192), (8, 2327668), (14, 1330096), (16, 1163834), (28, 665048), (32, 581917), (56, 332524), (59, 315616), (112, 166262), (118, 157808), (224, 83131), (236, 78904), (413, 45088), (472, 39452), (826, 22544), (944, 19726), (1409, 13216), (1652, 11272), (1888, 9863), (2818, 6608), (3304, 5636)]