20342227659

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{7307}}^1$

素因数の和:7389

約数の個数: 72

約数和(自身を含む): 32845659840

約数和(自身を除く): 12503432181

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 169, 221, 247, 289, 323, 507, 663, 741, 867, 969, 2873, 3211, 3757, 4199, 5491, 7307, 8619, 9633, 11271, 12597, 16473, 21921, 48841, 54587, 71383, 94991, 124219, 138833, 146523, 163761, 214149, 284973, 372657, 416499, 927979, 1234883, 1614847, 1804829, 2111723, 2360161, 2783937, 3704649, 4844541, 5414487, 6335169, 7080483, 20993011, 23462777, 27452399, 30682093, 40122737, 62979033, 70388331, 82357197, 92046279, 120368211, 356881187, 398867209, 521595581, 1070643561, 1196601627, 1564786743, 6780742553, 20342227659]

約数ペア:

[(1, 20342227659), (3, 6780742553), (13, 1564786743), (17, 1196601627), (19, 1070643561), (39, 521595581), (51, 398867209), (57, 356881187), (169, 120368211), (221, 92046279), (247, 82357197), (289, 70388331), (323, 62979033), (507, 40122737), (663, 30682093), (741, 27452399), (867, 23462777), (969, 20993011), (2873, 7080483), (3211, 6335169), (3757, 5414487), (4199, 4844541), (5491, 3704649), (7307, 2783937), (8619, 2360161), (9633, 2111723), (11271, 1804829), (12597, 1614847), (16473, 1234883), (21921, 927979), (48841, 416499), (54587, 372657), (71383, 284973), (94991, 214149), (124219, 163761), (138833, 146523)]