20807599797

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{2939}}^1$

素因数の和:3270

約数の個数: 48

約数和(自身を含む): 31187520000

約数和(自身を除く): 10379920203

約数列:

[1, 3, 9, 59, 67, 177, 199, 201, 531, 597, 603, 1791, 2939, 3953, 8817, 11741, 11859, 13333, 26451, 35223, 35577, 39999, 105669, 119997, 173401, 196913, 520203, 584861, 590739, 786647, 1560609, 1754583, 1772217, 2359941, 5263749, 7079823, 11617867, 34506799, 34853601, 39185687, 103520397, 104560803, 117557061, 310561191, 352671183, 2311955533, 6935866599, 20807599797]

約数ペア:

[(1, 20807599797), (3, 6935866599), (9, 2311955533), (59, 352671183), (67, 310561191), (177, 117557061), (199, 104560803), (201, 103520397), (531, 39185687), (597, 34853601), (603, 34506799), (1791, 11617867), (2939, 7079823), (3953, 5263749), (8817, 2359941), (11741, 1772217), (11859, 1754583), (13333, 1560609), (26451, 786647), (35223, 590739), (35577, 584861), (39999, 520203), (105669, 196913), (119997, 173401)]