18201736

素因数分解:

$2^3\times 7^2\times {\mathrm{59}}^1\times {\mathrm{787}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 40424400

約数和(自身を除く): 22222664

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 59, 98, 118, 196, 236, 392, 413, 472, 787, 826, 1574, 1652, 2891, 3148, 3304, 5509, 5782, 6296, 11018, 11564, 22036, 23128, 38563, 44072, 46433, 77126, 92866, 154252, 185732, 308504, 325031, 371464, 650062, 1300124, 2275217, 2600248, 4550434, 9100868, 18201736]

約数ペア:

[(1, 18201736), (2, 9100868), (4, 4550434), (7, 2600248), (8, 2275217), (14, 1300124), (28, 650062), (49, 371464), (56, 325031), (59, 308504), (98, 185732), (118, 154252), (196, 92866), (236, 77126), (392, 46433), (413, 44072), (472, 38563), (787, 23128), (826, 22036), (1574, 11564), (1652, 11018), (2891, 6296), (3148, 5782), (3304, 5509)]