201516688

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{20347}}^1$

素因数の和:20974

約数の個数: 20

約数和(自身を含む): 391088560

約数和(自身を除く): 189571872

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2476, 4952, 9904, 20347, 40694, 81388, 162776, 325552, 12594793, 25189586, 50379172, 100758344, 201516688]

約数ペア:

[(1, 201516688), (2, 100758344), (4, 50379172), (8, 25189586), (16, 12594793), (619, 325552), (1238, 162776), (2476, 81388), (4952, 40694), (9904, 20347)]