20236896771

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1181}}^1\times {\mathrm{2729}}^1$

素因数の和:3956

約数の個数: 64

約数和(自身を含む): 34695198720

約数和(自身を除く): 14458301949

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 1181, 2093, 2729, 3543, 6279, 8187, 8267, 15353, 19103, 24801, 27163, 35477, 46059, 57309, 62767, 81489, 106431, 107471, 188301, 190141, 248339, 322413, 353119, 439369, 570423, 745017, 815971, 1059357, 1318107, 2447913, 2471833, 3222949, 5711797, 7415499, 9668847, 17135391, 22560643, 41898337, 67681929, 74127827, 125695011, 222383481, 293288359, 518894789, 879865077, 963661751, 1556684367, 2890985253, 6745632257, 20236896771]

約数ペア:

[(1, 20236896771), (3, 6745632257), (7, 2890985253), (13, 1556684367), (21, 963661751), (23, 879865077), (39, 518894789), (69, 293288359), (91, 222383481), (161, 125695011), (273, 74127827), (299, 67681929), (483, 41898337), (897, 22560643), (1181, 17135391), (2093, 9668847), (2729, 7415499), (3543, 5711797), (6279, 3222949), (8187, 2471833), (8267, 2447913), (15353, 1318107), (19103, 1059357), (24801, 815971), (27163, 745017), (35477, 570423), (46059, 439369), (57309, 353119), (62767, 322413), (81489, 248339), (106431, 190141), (107471, 188301)]