18130528

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1063}}^1$

素因数の和:1127

約数の個数: 48

約数和(自身を含む): 39414816

約数和(自身を除く): 21284288

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 208, 328, 416, 533, 656, 1063, 1066, 1312, 2126, 2132, 4252, 4264, 8504, 8528, 13819, 17008, 17056, 27638, 34016, 43583, 55276, 87166, 110552, 174332, 221104, 348664, 442208, 566579, 697328, 1133158, 1394656, 2266316, 4532632, 9065264, 18130528]

約数ペア:

[(1, 18130528), (2, 9065264), (4, 4532632), (8, 2266316), (13, 1394656), (16, 1133158), (26, 697328), (32, 566579), (41, 442208), (52, 348664), (82, 221104), (104, 174332), (164, 110552), (208, 87166), (328, 55276), (416, 43583), (533, 34016), (656, 27638), (1063, 17056), (1066, 17008), (1312, 13819), (2126, 8528), (2132, 8504), (4252, 4264)]