20206746

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:297

約数の個数: 80

約数和(自身を含む): 52550784

約数和(自身を除く): 32344038

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 103, 126, 162, 173, 189, 206, 309, 346, 378, 519, 567, 618, 721, 927, 1038, 1134, 1211, 1442, 1557, 1854, 2163, 2422, 2781, 3114, 3633, 4326, 4671, 5562, 6489, 7266, 8343, 9342, 10899, 12978, 14013, 16686, 17819, 19467, 21798, 28026, 32697, 35638, 38934, 53457, 58401, 65394, 98091, 106914, 116802, 124733, 160371, 196182, 249466, 320742, 374199, 481113, 748398, 962226, 1122597, 1443339, 2245194, 2886678, 3367791, 6735582, 10103373, 20206746]

約数ペア:

[(1, 20206746), (2, 10103373), (3, 6735582), (6, 3367791), (7, 2886678), (9, 2245194), (14, 1443339), (18, 1122597), (21, 962226), (27, 748398), (42, 481113), (54, 374199), (63, 320742), (81, 249466), (103, 196182), (126, 160371), (162, 124733), (173, 116802), (189, 106914), (206, 98091), (309, 65394), (346, 58401), (378, 53457), (519, 38934), (567, 35638), (618, 32697), (721, 28026), (927, 21798), (1038, 19467), (1134, 17819), (1211, 16686), (1442, 14013), (1557, 12978), (1854, 10899), (2163, 9342), (2422, 8343), (2781, 7266), (3114, 6489), (3633, 5562), (4326, 4671)]