20174855552

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{49363}}^1$

素因数の和:49511

約数の個数: 64

約数和(自身を含む): 41892264960

約数和(自身を除く): 21717409408

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 103, 124, 128, 206, 248, 412, 496, 824, 992, 1648, 1984, 3193, 3296, 3968, 6386, 6592, 12772, 13184, 25544, 49363, 51088, 98726, 102176, 197452, 204352, 394904, 408704, 789808, 1530253, 1579616, 3060506, 3159232, 5084389, 6121012, 6318464, 10168778, 12242024, 20337556, 24484048, 40675112, 48968096, 81350224, 97936192, 157616059, 162700448, 195872384, 315232118, 325400896, 630464236, 650801792, 1260928472, 2521856944, 5043713888, 10087427776, 20174855552]

約数ペア:

[(1, 20174855552), (2, 10087427776), (4, 5043713888), (8, 2521856944), (16, 1260928472), (31, 650801792), (32, 630464236), (62, 325400896), (64, 315232118), (103, 195872384), (124, 162700448), (128, 157616059), (206, 97936192), (248, 81350224), (412, 48968096), (496, 40675112), (824, 24484048), (992, 20337556), (1648, 12242024), (1984, 10168778), (3193, 6318464), (3296, 6121012), (3968, 5084389), (6386, 3159232), (6592, 3060506), (12772, 1579616), (13184, 1530253), (25544, 789808), (49363, 408704), (51088, 394904), (98726, 204352), (102176, 197452)]