17809452

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 47619936

約数和(自身を除く): 29810484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 137, 138, 157, 207, 274, 276, 314, 411, 414, 471, 548, 628, 822, 828, 942, 1233, 1413, 1644, 1884, 2466, 2826, 3151, 3611, 4932, 5652, 6302, 7222, 9453, 10833, 12604, 14444, 18906, 21509, 21666, 28359, 32499, 37812, 43018, 43332, 56718, 64527, 64998, 86036, 113436, 129054, 129996, 193581, 258108, 387162, 494707, 774324, 989414, 1484121, 1978828, 2968242, 4452363, 5936484, 8904726, 17809452]

約数ペア:

[(1, 17809452), (2, 8904726), (3, 5936484), (4, 4452363), (6, 2968242), (9, 1978828), (12, 1484121), (18, 989414), (23, 774324), (36, 494707), (46, 387162), (69, 258108), (92, 193581), (137, 129996), (138, 129054), (157, 113436), (207, 86036), (274, 64998), (276, 64527), (314, 56718), (411, 43332), (414, 43018), (471, 37812), (548, 32499), (628, 28359), (822, 21666), (828, 21509), (942, 18906), (1233, 14444), (1413, 12604), (1644, 10833), (1884, 9453), (2466, 7222), (2826, 6302), (3151, 5652), (3611, 4932)]