20160822708

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2267299}}^1$

素因数の和:2267341

約数の個数: 72

約数和(自身を含む): 57770804000

約数和(自身を除く): 37609981292

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 2267299, 4534598, 6801897, 9069196, 13603794, 20405691, 27207588, 29474887, 40811382, 43078681, 58949774, 81622764, 86157362, 88424661, 117899548, 129236043, 172314724, 176849322, 258472086, 265273983, 353698644, 387708129, 516944172, 530547966, 560022853, 775416258, 1061095932, 1120045706, 1550832516, 1680068559, 2240091412, 3360137118, 5040205677, 6720274236, 10080411354, 20160822708]

約数ペア:

[(1, 20160822708), (2, 10080411354), (3, 6720274236), (4, 5040205677), (6, 3360137118), (9, 2240091412), (12, 1680068559), (13, 1550832516), (18, 1120045706), (19, 1061095932), (26, 775416258), (36, 560022853), (38, 530547966), (39, 516944172), (52, 387708129), (57, 353698644), (76, 265273983), (78, 258472086), (114, 176849322), (117, 172314724), (156, 129236043), (171, 117899548), (228, 88424661), (234, 86157362), (247, 81622764), (342, 58949774), (468, 43078681), (494, 40811382), (684, 29474887), (741, 27207588), (988, 20405691), (1482, 13603794), (2223, 9069196), (2964, 6801897), (4446, 4534598), (8892, 2267299)]