18012474

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 40435200

約数和(自身を除く): 22422726

約数列:

[1, 2, 3, 6, 9, 18, 53, 79, 106, 158, 159, 237, 239, 318, 474, 477, 478, 711, 717, 954, 1422, 1434, 2151, 4187, 4302, 8374, 12561, 12667, 18881, 25122, 25334, 37683, 37762, 38001, 56643, 75366, 76002, 113286, 114003, 169929, 228006, 339858, 1000693, 2001386, 3002079, 6004158, 9006237, 18012474]

約数ペア:

[(1, 18012474), (2, 9006237), (3, 6004158), (6, 3002079), (9, 2001386), (18, 1000693), (53, 339858), (79, 228006), (106, 169929), (158, 114003), (159, 113286), (237, 76002), (239, 75366), (318, 56643), (474, 38001), (477, 37762), (478, 37683), (711, 25334), (717, 25122), (954, 18881), (1422, 12667), (1434, 12561), (2151, 8374), (4187, 4302)]