19707184

素因数分解:

$2^4\times 7^1\times {\mathrm{179}}^1\times {\mathrm{983}}^1$

素因数の和:1177

約数の個数: 40

約数和(自身を含む): 43925760

約数和(自身を除く): 24218576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179, 358, 716, 983, 1253, 1432, 1966, 2506, 2864, 3932, 5012, 6881, 7864, 10024, 13762, 15728, 20048, 27524, 55048, 110096, 175957, 351914, 703828, 1231699, 1407656, 2463398, 2815312, 4926796, 9853592, 19707184]

約数ペア:

[(1, 19707184), (2, 9853592), (4, 4926796), (7, 2815312), (8, 2463398), (14, 1407656), (16, 1231699), (28, 703828), (56, 351914), (112, 175957), (179, 110096), (358, 55048), (716, 27524), (983, 20048), (1253, 15728), (1432, 13762), (1966, 10024), (2506, 7864), (2864, 6881), (3932, 5012)]