28388748

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{18059}}^1$

素因数の和:18197

約数の個数: 24

約数和(自身を含む): 66749760

約数和(自身を除く): 38361012

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 18059, 36118, 54177, 72236, 108354, 216708, 2365729, 4731458, 7097187, 9462916, 14194374, 28388748]

約数ペア:

[(1, 28388748), (2, 14194374), (3, 9462916), (4, 7097187), (6, 4731458), (12, 2365729), (131, 216708), (262, 108354), (393, 72236), (524, 54177), (786, 36118), (1572, 18059)]