19776302

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 72

約数和(自身を含む): 40133016

約数和(自身を除く): 20356714

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 43, 49, 86, 91, 98, 133, 182, 247, 266, 301, 361, 494, 559, 602, 637, 722, 817, 931, 1118, 1274, 1634, 1729, 1862, 2107, 2527, 3458, 3913, 4214, 4693, 5054, 5719, 7826, 9386, 10621, 11438, 12103, 15523, 17689, 21242, 24206, 27391, 31046, 32851, 35378, 40033, 54782, 65702, 74347, 80066, 108661, 148694, 201799, 217322, 229957, 403598, 459914, 520429, 760627, 1040858, 1412593, 1521254, 2825186, 9888151, 19776302]

約数ペア:

[(1, 19776302), (2, 9888151), (7, 2825186), (13, 1521254), (14, 1412593), (19, 1040858), (26, 760627), (38, 520429), (43, 459914), (49, 403598), (86, 229957), (91, 217322), (98, 201799), (133, 148694), (182, 108661), (247, 80066), (266, 74347), (301, 65702), (361, 54782), (494, 40033), (559, 35378), (602, 32851), (637, 31046), (722, 27391), (817, 24206), (931, 21242), (1118, 17689), (1274, 15523), (1634, 12103), (1729, 11438), (1862, 10621), (2107, 9386), (2527, 7826), (3458, 5719), (3913, 5054), (4214, 4693)]