20199264631

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{587}}^1$

素因数の和:1072

約数の個数: 64

約数和(自身を含む): 26685904896

約数和(自身を除く): 6486640265

約数列:

[1, 7, 13, 23, 41, 91, 161, 287, 299, 401, 533, 587, 943, 2093, 2807, 3731, 4109, 5213, 6601, 7631, 9223, 12259, 13501, 16441, 24067, 36491, 53417, 64561, 85813, 94507, 115087, 119899, 168469, 175513, 213733, 235387, 312871, 378143, 553541, 839293, 1228591, 1496131, 1647709, 2190097, 2647001, 3060031, 3874787, 4915859, 5413901, 7196033, 9650867, 21420217, 34411013, 37897307, 50372231, 67556069, 70380713, 125461271, 221969941, 492664991, 878228897, 1553789587, 2885609233, 20199264631]

約数ペア:

[(1, 20199264631), (7, 2885609233), (13, 1553789587), (23, 878228897), (41, 492664991), (91, 221969941), (161, 125461271), (287, 70380713), (299, 67556069), (401, 50372231), (533, 37897307), (587, 34411013), (943, 21420217), (2093, 9650867), (2807, 7196033), (3731, 5413901), (4109, 4915859), (5213, 3874787), (6601, 3060031), (7631, 2647001), (9223, 2190097), (12259, 1647709), (13501, 1496131), (16441, 1228591), (24067, 839293), (36491, 553541), (53417, 378143), (64561, 312871), (85813, 235387), (94507, 213733), (115087, 175513), (119899, 168469)]