20322492008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{10177}}^1$

素因数の和:10427

約数の個数: 96

約数和(自身を含む): 47383882560

約数和(自身を除く): 27061390552

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 211, 338, 364, 422, 676, 728, 844, 1183, 1352, 1477, 1688, 2366, 2743, 2954, 4732, 5486, 5908, 9464, 10177, 10972, 11816, 19201, 20354, 21944, 35659, 38402, 40708, 71239, 71318, 76804, 81416, 132301, 142478, 142636, 153608, 249613, 264602, 284956, 285272, 499226, 529204, 569912, 926107, 998452, 1058408, 1719913, 1852214, 1996904, 2147347, 3439826, 3704428, 4294694, 6879652, 7408856, 8589388, 12039391, 13759304, 15031429, 17178776, 24078782, 27915511, 30062858, 48157564, 55831022, 60125716, 96315128, 111662044, 120251432, 195408577, 223324088, 362901643, 390817154, 725803286, 781634308, 1451606572, 1563268616, 2540311501, 2903213144, 5080623002, 10161246004, 20322492008]

約数ペア:

[(1, 20322492008), (2, 10161246004), (4, 5080623002), (7, 2903213144), (8, 2540311501), (13, 1563268616), (14, 1451606572), (26, 781634308), (28, 725803286), (52, 390817154), (56, 362901643), (91, 223324088), (104, 195408577), (169, 120251432), (182, 111662044), (211, 96315128), (338, 60125716), (364, 55831022), (422, 48157564), (676, 30062858), (728, 27915511), (844, 24078782), (1183, 17178776), (1352, 15031429), (1477, 13759304), (1688, 12039391), (2366, 8589388), (2743, 7408856), (2954, 6879652), (4732, 4294694), (5486, 3704428), (5908, 3439826), (9464, 2147347), (10177, 1996904), (10972, 1852214), (11816, 1719913), (19201, 1058408), (20354, 998452), (21944, 926107), (35659, 569912), (38402, 529204), (40708, 499226), (71239, 285272), (71318, 284956), (76804, 264602), (81416, 249613), (132301, 153608), (142478, 142636)]