19638816

素因数分解:

$2^5\times 3^1\times {\mathrm{157}}^1\times {\mathrm{1303}}^1$

素因数の和:1473

約数の個数: 48

約数和(自身を含む): 51920064

約数和(自身を除く): 32281248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 157, 314, 471, 628, 942, 1256, 1303, 1884, 2512, 2606, 3768, 3909, 5024, 5212, 7536, 7818, 10424, 15072, 15636, 20848, 31272, 41696, 62544, 125088, 204571, 409142, 613713, 818284, 1227426, 1636568, 2454852, 3273136, 4909704, 6546272, 9819408, 19638816]

約数ペア:

[(1, 19638816), (2, 9819408), (3, 6546272), (4, 4909704), (6, 3273136), (8, 2454852), (12, 1636568), (16, 1227426), (24, 818284), (32, 613713), (48, 409142), (96, 204571), (157, 125088), (314, 62544), (471, 41696), (628, 31272), (942, 20848), (1256, 15636), (1303, 15072), (1884, 10424), (2512, 7818), (2606, 7536), (3768, 5212), (3909, 5024)]