1211994544

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{694951}}^1$

素因数の和:695068

約数の個数: 20

約数和(自身を含む): 2369786320

約数和(自身を除く): 1157791776

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 694951, 1389902, 2779804, 5559608, 11119216, 75749659, 151499318, 302998636, 605997272, 1211994544]

約数ペア:

[(1, 1211994544), (2, 605997272), (4, 302998636), (8, 151499318), (16, 75749659), (109, 11119216), (218, 5559608), (436, 2779804), (872, 1389902), (1744, 694951)]