201949220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{917951}}^1$

素因数の和:917971

約数の個数: 24

約数和(自身を含む): 462647808

約数和(自身を除く): 260698588

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 917951, 1835902, 3671804, 4589755, 9179510, 10097461, 18359020, 20194922, 40389844, 50487305, 100974610, 201949220]

約数ペア:

[(1, 201949220), (2, 100974610), (4, 50487305), (5, 40389844), (10, 20194922), (11, 18359020), (20, 10097461), (22, 9179510), (44, 4589755), (55, 3671804), (110, 1835902), (220, 917951)]