18831556

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2423}}^1$

素因数の和:2523

約数の個数: 24

約数和(自身を含む): 34614720

約数和(自身を除く): 15783164

約数列:

[1, 2, 4, 29, 58, 67, 116, 134, 268, 1943, 2423, 3886, 4846, 7772, 9692, 70267, 140534, 162341, 281068, 324682, 649364, 4707889, 9415778, 18831556]

約数ペア:

[(1, 18831556), (2, 9415778), (4, 4707889), (29, 649364), (58, 324682), (67, 281068), (116, 162341), (134, 140534), (268, 70267), (1943, 9692), (2423, 7772), (3886, 4846)]