20965416

素因数分解:

$2^3\times 3^1\times {\mathrm{547}}^1\times {\mathrm{1597}}^1$

素因数の和:2153

約数の個数: 32

約数和(自身を含む): 52542240

約数和(自身を除く): 31576824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 547, 1094, 1597, 1641, 2188, 3194, 3282, 4376, 4791, 6388, 6564, 9582, 12776, 13128, 19164, 38328, 873559, 1747118, 2620677, 3494236, 5241354, 6988472, 10482708, 20965416]

約数ペア:

[(1, 20965416), (2, 10482708), (3, 6988472), (4, 5241354), (6, 3494236), (8, 2620677), (12, 1747118), (24, 873559), (547, 38328), (1094, 19164), (1597, 13128), (1641, 12776), (2188, 9582), (3194, 6564), (3282, 6388), (4376, 4791)]