31459538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 54466560

約数和(自身を除く): 23007022

約数列:

[1, 2, 11, 22, 23, 46, 79, 158, 253, 506, 787, 869, 1574, 1738, 1817, 3634, 8657, 17314, 18101, 19987, 36202, 39974, 62173, 124346, 199111, 398222, 683903, 1367806, 1429979, 2859958, 15729769, 31459538]

約数ペア:

[(1, 31459538), (2, 15729769), (11, 2859958), (22, 1429979), (23, 1367806), (46, 683903), (79, 398222), (158, 199111), (253, 124346), (506, 62173), (787, 39974), (869, 36202), (1574, 19987), (1738, 18101), (1817, 17314), (3634, 8657)]