18808434

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 42928704

約数和(自身を除く): 24120270

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 181, 207, 251, 362, 414, 502, 543, 753, 1086, 1506, 1629, 2259, 3258, 4163, 4518, 5773, 8326, 11546, 12489, 17319, 24978, 34638, 37467, 45431, 51957, 74934, 90862, 103914, 136293, 272586, 408879, 817758, 1044913, 2089826, 3134739, 6269478, 9404217, 18808434]

約数ペア:

[(1, 18808434), (2, 9404217), (3, 6269478), (6, 3134739), (9, 2089826), (18, 1044913), (23, 817758), (46, 408879), (69, 272586), (138, 136293), (181, 103914), (207, 90862), (251, 74934), (362, 51957), (414, 45431), (502, 37467), (543, 34638), (753, 24978), (1086, 17319), (1506, 12489), (1629, 11546), (2259, 8326), (3258, 5773), (4163, 4518)]