20764656

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13109}}^1$

素因数の和:13134

約数の個数: 60

約数和(自身を含む): 63399960

約数和(自身を除く): 42635304

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13109, 26218, 39327, 52436, 78654, 104872, 117981, 144199, 157308, 209744, 235962, 288398, 314616, 432597, 471924, 576796, 629232, 865194, 943848, 1153592, 1297791, 1730388, 1887696, 2307184, 2595582, 3460776, 5191164, 6921552, 10382328, 20764656]

約数ペア:

[(1, 20764656), (2, 10382328), (3, 6921552), (4, 5191164), (6, 3460776), (8, 2595582), (9, 2307184), (11, 1887696), (12, 1730388), (16, 1297791), (18, 1153592), (22, 943848), (24, 865194), (33, 629232), (36, 576796), (44, 471924), (48, 432597), (66, 314616), (72, 288398), (88, 235962), (99, 209744), (132, 157308), (144, 144199), (176, 117981), (198, 104872), (264, 78654), (396, 52436), (528, 39327), (792, 26218), (1584, 13109)]