1919973858

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1453}}^1\times {\mathrm{20021}}^1$

素因数の和:21490

約数の個数: 32

約数和(自身を含む): 4192126272

約数和(自身を除く): 2272152414

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 1453, 2906, 4359, 8718, 15983, 20021, 31966, 40042, 47949, 60063, 95898, 120126, 220231, 440462, 660693, 1321386, 29090513, 58181026, 87271539, 174543078, 319995643, 639991286, 959986929, 1919973858]

約数ペア:

[(1, 1919973858), (2, 959986929), (3, 639991286), (6, 319995643), (11, 174543078), (22, 87271539), (33, 58181026), (66, 29090513), (1453, 1321386), (2906, 660693), (4359, 440462), (8718, 220231), (15983, 120126), (20021, 95898), (31966, 60063), (40042, 47949)]