20723976

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3163}}^1$

素因数の和:3195

約数の個数: 96

約数和(自身を含む): 69101760

約数和(自身を除く): 48377784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3163, 3276, 6326, 6552, 9489, 12652, 18978, 22141, 25304, 28467, 37956, 41119, 44282, 56934, 66423, 75912, 82238, 88564, 113868, 123357, 132846, 164476, 177128, 199269, 227736, 246714, 265692, 287833, 328952, 370071, 398538, 493428, 531384, 575666, 740142, 797076, 863499, 986856, 1151332, 1480284, 1594152, 1726998, 2302664, 2590497, 2960568, 3453996, 5180994, 6907992, 10361988, 20723976]

約数ペア:

[(1, 20723976), (2, 10361988), (3, 6907992), (4, 5180994), (6, 3453996), (7, 2960568), (8, 2590497), (9, 2302664), (12, 1726998), (13, 1594152), (14, 1480284), (18, 1151332), (21, 986856), (24, 863499), (26, 797076), (28, 740142), (36, 575666), (39, 531384), (42, 493428), (52, 398538), (56, 370071), (63, 328952), (72, 287833), (78, 265692), (84, 246714), (91, 227736), (104, 199269), (117, 177128), (126, 164476), (156, 132846), (168, 123357), (182, 113868), (234, 88564), (252, 82238), (273, 75912), (312, 66423), (364, 56934), (468, 44282), (504, 41119), (546, 37956), (728, 28467), (819, 25304), (936, 22141), (1092, 18978), (1638, 12652), (2184, 9489), (3163, 6552), (3276, 6326)]