20782926

素因数分解:

$2^1\times 3^3\times {\mathrm{409}}^1\times {\mathrm{941}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 46346400

約数和(自身を除く): 25563474

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 409, 818, 941, 1227, 1882, 2454, 2823, 3681, 5646, 7362, 8469, 11043, 16938, 22086, 25407, 50814, 384869, 769738, 1154607, 2309214, 3463821, 6927642, 10391463, 20782926]

約数ペア:

[(1, 20782926), (2, 10391463), (3, 6927642), (6, 3463821), (9, 2309214), (18, 1154607), (27, 769738), (54, 384869), (409, 50814), (818, 25407), (941, 22086), (1227, 16938), (1882, 11043), (2454, 8469), (2823, 7362), (3681, 5646)]