31385224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{983}}^1$

素因数の和:1309

約数の個数: 32

約数和(自身を含む): 63645120

約数和(自身を除く): 32259896

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 307, 614, 983, 1228, 1966, 2456, 3932, 3991, 7864, 7982, 12779, 15964, 25558, 31928, 51116, 102232, 301781, 603562, 1207124, 2414248, 3923153, 7846306, 15692612, 31385224]

約数ペア:

[(1, 31385224), (2, 15692612), (4, 7846306), (8, 3923153), (13, 2414248), (26, 1207124), (52, 603562), (104, 301781), (307, 102232), (614, 51116), (983, 31928), (1228, 25558), (1966, 15964), (2456, 12779), (3932, 7982), (3991, 7864)]