16881176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 36197280

約数和(自身を除く): 19316104

約数列:

[1, 2, 4, 8, 13, 26, 37, 41, 52, 74, 82, 104, 107, 148, 164, 214, 296, 328, 428, 481, 533, 856, 962, 1066, 1391, 1517, 1924, 2132, 2782, 3034, 3848, 3959, 4264, 4387, 5564, 6068, 7918, 8774, 11128, 12136, 15836, 17548, 19721, 31672, 35096, 39442, 51467, 57031, 78884, 102934, 114062, 157768, 162319, 205868, 228124, 324638, 411736, 456248, 649276, 1298552, 2110147, 4220294, 8440588, 16881176]

約数ペア:

[(1, 16881176), (2, 8440588), (4, 4220294), (8, 2110147), (13, 1298552), (26, 649276), (37, 456248), (41, 411736), (52, 324638), (74, 228124), (82, 205868), (104, 162319), (107, 157768), (148, 114062), (164, 102934), (214, 78884), (296, 57031), (328, 51467), (428, 39442), (481, 35096), (533, 31672), (856, 19721), (962, 17548), (1066, 15836), (1391, 12136), (1517, 11128), (1924, 8774), (2132, 7918), (2782, 6068), (3034, 5564), (3848, 4387), (3959, 4264)]