19841664

素因数分解:

$2^7\times 3^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 53195040

約数和(自身を除く): 33353376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 163, 192, 317, 326, 384, 489, 634, 652, 951, 978, 1268, 1304, 1902, 1956, 2536, 2608, 3804, 3912, 5072, 5216, 7608, 7824, 10144, 10432, 15216, 15648, 20288, 20864, 30432, 31296, 40576, 51671, 60864, 62592, 103342, 121728, 155013, 206684, 310026, 413368, 620052, 826736, 1240104, 1653472, 2480208, 3306944, 4960416, 6613888, 9920832, 19841664]

約数ペア:

[(1, 19841664), (2, 9920832), (3, 6613888), (4, 4960416), (6, 3306944), (8, 2480208), (12, 1653472), (16, 1240104), (24, 826736), (32, 620052), (48, 413368), (64, 310026), (96, 206684), (128, 155013), (163, 121728), (192, 103342), (317, 62592), (326, 60864), (384, 51671), (489, 40576), (634, 31296), (652, 30432), (951, 20864), (978, 20288), (1268, 15648), (1304, 15216), (1902, 10432), (1956, 10144), (2536, 7824), (2608, 7608), (3804, 5216), (3912, 5072)]