19772748

素因数分解:

$2^2\times 3^4\times {\mathrm{61027}}^1$

素因数の和:61043

約数の個数: 30

約数和(自身を含む): 51690716

約数和(自身を除く): 31917968

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 61027, 122054, 183081, 244108, 366162, 549243, 732324, 1098486, 1647729, 2196972, 3295458, 4943187, 6590916, 9886374, 19772748]

約数ペア:

[(1, 19772748), (2, 9886374), (3, 6590916), (4, 4943187), (6, 3295458), (9, 2196972), (12, 1647729), (18, 1098486), (27, 732324), (36, 549243), (54, 366162), (81, 244108), (108, 183081), (162, 122054), (324, 61027)]