18987872

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{19141}}^1$

素因数の和:19182

約数の個数: 24

約数和(自身を含む): 38590272

約数和(自身を除く): 19602400

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 19141, 38282, 76564, 153128, 306256, 593371, 612512, 1186742, 2373484, 4746968, 9493936, 18987872]

約数ペア:

[(1, 18987872), (2, 9493936), (4, 4746968), (8, 2373484), (16, 1186742), (31, 612512), (32, 593371), (62, 306256), (124, 153128), (248, 76564), (496, 38282), (992, 19141)]