18471984

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^2\times {\mathrm{137}}^1$

素因数の和:254

約数の個数: 60

約数和(自身を含む): 48991656

約数和(自身を除く): 30519672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 137, 159, 212, 274, 318, 411, 424, 548, 636, 822, 848, 1096, 1272, 1644, 2192, 2544, 2809, 3288, 5618, 6576, 7261, 8427, 11236, 14522, 16854, 21783, 22472, 29044, 33708, 43566, 44944, 58088, 67416, 87132, 116176, 134832, 174264, 348528, 384833, 769666, 1154499, 1539332, 2308998, 3078664, 4617996, 6157328, 9235992, 18471984]

約数ペア:

[(1, 18471984), (2, 9235992), (3, 6157328), (4, 4617996), (6, 3078664), (8, 2308998), (12, 1539332), (16, 1154499), (24, 769666), (48, 384833), (53, 348528), (106, 174264), (137, 134832), (159, 116176), (212, 87132), (274, 67416), (318, 58088), (411, 44944), (424, 43566), (548, 33708), (636, 29044), (822, 22472), (848, 21783), (1096, 16854), (1272, 14522), (1644, 11236), (2192, 8427), (2544, 7261), (2809, 6576), (3288, 5618)]