20177177787

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{9689}}^1$

素因数の和:10077

約数の個数: 64

約数和(自身を含む): 34186320000

約数和(自身を除く): 14009142213

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 349, 351, 459, 663, 1047, 1989, 3141, 4537, 5933, 5967, 9423, 9689, 13611, 17799, 29067, 40833, 53397, 77129, 87201, 122499, 125957, 160191, 164713, 231387, 261603, 377871, 494139, 694161, 1133613, 1482417, 2082483, 2141269, 3381461, 3400839, 4447251, 6423807, 10144383, 19271421, 30433149, 43958993, 57484837, 57814263, 91299447, 131876979, 172454511, 395630937, 517363533, 747302881, 1186892811, 1552090599, 2241908643, 6725725929, 20177177787]

約数ペア:

[(1, 20177177787), (3, 6725725929), (9, 2241908643), (13, 1552090599), (17, 1186892811), (27, 747302881), (39, 517363533), (51, 395630937), (117, 172454511), (153, 131876979), (221, 91299447), (349, 57814263), (351, 57484837), (459, 43958993), (663, 30433149), (1047, 19271421), (1989, 10144383), (3141, 6423807), (4537, 4447251), (5933, 3400839), (5967, 3381461), (9423, 2141269), (9689, 2082483), (13611, 1482417), (17799, 1133613), (29067, 694161), (40833, 494139), (53397, 377871), (77129, 261603), (87201, 231387), (122499, 164713), (125957, 160191)]