19998768

素因数分解:

$2^4\times 3^1\times {\mathrm{373}}^1\times {\mathrm{1117}}^1$

素因数の和:1501

約数の個数: 40

約数和(自身を含む): 51848368

約数和(自身を除く): 31849600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 373, 746, 1117, 1119, 1492, 2234, 2238, 2984, 3351, 4468, 4476, 5968, 6702, 8936, 8952, 13404, 17872, 17904, 26808, 53616, 416641, 833282, 1249923, 1666564, 2499846, 3333128, 4999692, 6666256, 9999384, 19998768]

約数ペア:

[(1, 19998768), (2, 9999384), (3, 6666256), (4, 4999692), (6, 3333128), (8, 2499846), (12, 1666564), (16, 1249923), (24, 833282), (48, 416641), (373, 53616), (746, 26808), (1117, 17904), (1119, 17872), (1492, 13404), (2234, 8952), (2238, 8936), (2984, 6702), (3351, 5968), (4468, 4476)]