20154690424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{321221}}^1$

素因数の和:321292

約数の個数: 64

約数和(自身を含む): 44405729280

約数和(自身を除く): 24251038856

約数列:

[1, 2, 4, 8, 11, 22, 23, 31, 44, 46, 62, 88, 92, 124, 184, 248, 253, 341, 506, 682, 713, 1012, 1364, 1426, 2024, 2728, 2852, 5704, 7843, 15686, 31372, 62744, 321221, 642442, 1284884, 2569768, 3533431, 7066862, 7388083, 9957851, 14133724, 14776166, 19915702, 28267448, 29552332, 39831404, 59104664, 79662808, 81268913, 109536361, 162537826, 219072722, 229030573, 325075652, 438145444, 458061146, 650151304, 876290888, 916122292, 1832244584, 2519336303, 5038672606, 10077345212, 20154690424]

約数ペア:

[(1, 20154690424), (2, 10077345212), (4, 5038672606), (8, 2519336303), (11, 1832244584), (22, 916122292), (23, 876290888), (31, 650151304), (44, 458061146), (46, 438145444), (62, 325075652), (88, 229030573), (92, 219072722), (124, 162537826), (184, 109536361), (248, 81268913), (253, 79662808), (341, 59104664), (506, 39831404), (682, 29552332), (713, 28267448), (1012, 19915702), (1364, 14776166), (1426, 14133724), (2024, 9957851), (2728, 7388083), (2852, 7066862), (5704, 3533431), (7843, 2569768), (15686, 1284884), (31372, 642442), (62744, 321221)]