20190169856

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{21841}}^1$

素因数の和:22037

約数の個数: 72

約数和(自身を含む): 42323505504

約数和(自身を除く): 22133335648

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 157, 184, 256, 314, 368, 628, 736, 1256, 1472, 2512, 2944, 3611, 5024, 5888, 7222, 10048, 14444, 20096, 21841, 28888, 40192, 43682, 57776, 87364, 115552, 174728, 231104, 349456, 462208, 502343, 698912, 924416, 1004686, 1397824, 2009372, 2795648, 3429037, 4018744, 5591296, 6858074, 8037488, 13716148, 16074976, 27432296, 32149952, 54864592, 64299904, 78867851, 109729184, 128599808, 157735702, 219458368, 315471404, 438916736, 630942808, 877833472, 1261885616, 2523771232, 5047542464, 10095084928, 20190169856]

約数ペア:

[(1, 20190169856), (2, 10095084928), (4, 5047542464), (8, 2523771232), (16, 1261885616), (23, 877833472), (32, 630942808), (46, 438916736), (64, 315471404), (92, 219458368), (128, 157735702), (157, 128599808), (184, 109729184), (256, 78867851), (314, 64299904), (368, 54864592), (628, 32149952), (736, 27432296), (1256, 16074976), (1472, 13716148), (2512, 8037488), (2944, 6858074), (3611, 5591296), (5024, 4018744), (5888, 3429037), (7222, 2795648), (10048, 2009372), (14444, 1397824), (20096, 1004686), (21841, 924416), (28888, 698912), (40192, 502343), (43682, 462208), (57776, 349456), (87364, 231104), (115552, 174728)]