18556122

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{659}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 42245280

約数和(自身を除く): 23689158

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 361, 494, 659, 722, 741, 1083, 1318, 1482, 1977, 2166, 3954, 4693, 8567, 9386, 12521, 14079, 17134, 25042, 25701, 28158, 37563, 51402, 75126, 162773, 237899, 325546, 475798, 488319, 713697, 976638, 1427394, 3092687, 6185374, 9278061, 18556122]

約数ペア:

[(1, 18556122), (2, 9278061), (3, 6185374), (6, 3092687), (13, 1427394), (19, 976638), (26, 713697), (38, 488319), (39, 475798), (57, 325546), (78, 237899), (114, 162773), (247, 75126), (361, 51402), (494, 37563), (659, 28158), (722, 25701), (741, 25042), (1083, 17134), (1318, 14079), (1482, 12521), (1977, 9386), (2166, 8567), (3954, 4693)]