18706290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{853}}^1$

素因数の和:923

約数の個数: 64

約数和(自身を含む): 48698496

約数和(自身を除く): 29992206

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 43, 51, 85, 86, 102, 129, 170, 215, 255, 258, 430, 510, 645, 731, 853, 1290, 1462, 1706, 2193, 2559, 3655, 4265, 4386, 5118, 7310, 8530, 10965, 12795, 14501, 21930, 25590, 29002, 36679, 43503, 72505, 73358, 87006, 110037, 145010, 183395, 217515, 220074, 366790, 435030, 550185, 623543, 1100370, 1247086, 1870629, 3117715, 3741258, 6235430, 9353145, 18706290]

約数ペア:

[(1, 18706290), (2, 9353145), (3, 6235430), (5, 3741258), (6, 3117715), (10, 1870629), (15, 1247086), (17, 1100370), (30, 623543), (34, 550185), (43, 435030), (51, 366790), (85, 220074), (86, 217515), (102, 183395), (129, 145010), (170, 110037), (215, 87006), (255, 73358), (258, 72505), (430, 43503), (510, 36679), (645, 29002), (731, 25590), (853, 21930), (1290, 14501), (1462, 12795), (1706, 10965), (2193, 8530), (2559, 7310), (3655, 5118), (4265, 4386)]