20694744

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13687}}^1$

素因数の和:13709

約数の個数: 64

約数和(自身を含む): 65702400

約数和(自身を除く): 45007656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13687, 27374, 41061, 54748, 82122, 95809, 109496, 123183, 164244, 191618, 246366, 287427, 328488, 369549, 383236, 492732, 574854, 739098, 766472, 862281, 985464, 1149708, 1478196, 1724562, 2299416, 2586843, 2956392, 3449124, 5173686, 6898248, 10347372, 20694744]

約数ペア:

[(1, 20694744), (2, 10347372), (3, 6898248), (4, 5173686), (6, 3449124), (7, 2956392), (8, 2586843), (9, 2299416), (12, 1724562), (14, 1478196), (18, 1149708), (21, 985464), (24, 862281), (27, 766472), (28, 739098), (36, 574854), (42, 492732), (54, 383236), (56, 369549), (63, 328488), (72, 287427), (84, 246366), (108, 191618), (126, 164244), (168, 123183), (189, 109496), (216, 95809), (252, 82122), (378, 54748), (504, 41061), (756, 27374), (1512, 13687)]