20105904

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4603}}^1$

素因数の和:4634

約数の個数: 80

約数和(自身を含む): 63940352

約数和(自身を除く): 43834448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 4603, 9206, 13809, 18412, 27618, 32221, 36824, 55236, 59839, 64442, 73648, 96663, 110472, 119678, 128884, 179517, 193326, 220944, 239356, 257768, 359034, 386652, 418873, 478712, 515536, 718068, 773304, 837746, 957424, 1256619, 1436136, 1546608, 1675492, 2513238, 2872272, 3350984, 5026476, 6701968, 10052952, 20105904]

約数ペア:

[(1, 20105904), (2, 10052952), (3, 6701968), (4, 5026476), (6, 3350984), (7, 2872272), (8, 2513238), (12, 1675492), (13, 1546608), (14, 1436136), (16, 1256619), (21, 957424), (24, 837746), (26, 773304), (28, 718068), (39, 515536), (42, 478712), (48, 418873), (52, 386652), (56, 359034), (78, 257768), (84, 239356), (91, 220944), (104, 193326), (112, 179517), (156, 128884), (168, 119678), (182, 110472), (208, 96663), (273, 73648), (312, 64442), (336, 59839), (364, 55236), (546, 36824), (624, 32221), (728, 27618), (1092, 18412), (1456, 13809), (2184, 9206), (4368, 4603)]