221585296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{728899}}^1$

素因数の和:728926

約数の個数: 20

約数和(自身を含む): 451918000

約数和(自身を除く): 230332704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 728899, 1457798, 2915596, 5831192, 11662384, 13849081, 27698162, 55396324, 110792648, 221585296]

約数ペア:

[(1, 221585296), (2, 110792648), (4, 55396324), (8, 27698162), (16, 13849081), (19, 11662384), (38, 5831192), (76, 2915596), (152, 1457798), (304, 728899)]