20161519352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6253573}}^1$

素因数の和:6253623

約数の個数: 32

約数和(自身を含む): 42024017280

約数和(自身を除く): 21862497928

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 6253573, 12507146, 25014292, 50028584, 81296449, 162592898, 193860763, 325185796, 387721526, 650371592, 775443052, 1550886104, 2520189919, 5040379838, 10080759676, 20161519352]

約数ペア:

[(1, 20161519352), (2, 10080759676), (4, 5040379838), (8, 2520189919), (13, 1550886104), (26, 775443052), (31, 650371592), (52, 387721526), (62, 325185796), (104, 193860763), (124, 162592898), (248, 81296449), (403, 50028584), (806, 25014292), (1612, 12507146), (3224, 6253573)]