18751264

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{863}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 23923424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 863, 1358, 1552, 1726, 2716, 3104, 3452, 5432, 6041, 6904, 10864, 12082, 13808, 21728, 24164, 27616, 48328, 83711, 96656, 167422, 193312, 334844, 585977, 669688, 1171954, 1339376, 2343908, 2678752, 4687816, 9375632, 18751264]

約数ペア:

[(1, 18751264), (2, 9375632), (4, 4687816), (7, 2678752), (8, 2343908), (14, 1339376), (16, 1171954), (28, 669688), (32, 585977), (56, 334844), (97, 193312), (112, 167422), (194, 96656), (224, 83711), (388, 48328), (679, 27616), (776, 24164), (863, 21728), (1358, 13808), (1552, 12082), (1726, 10864), (2716, 6904), (3104, 6041), (3452, 5432)]