18536096

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 39362400

約数和(自身を除く): 20826304

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 86, 152, 172, 304, 344, 608, 688, 709, 817, 1376, 1418, 1634, 2836, 3268, 5672, 6536, 11344, 13072, 13471, 22688, 26144, 26942, 30487, 53884, 60974, 107768, 121948, 215536, 243896, 431072, 487792, 579253, 975584, 1158506, 2317012, 4634024, 9268048, 18536096]

約数ペア:

[(1, 18536096), (2, 9268048), (4, 4634024), (8, 2317012), (16, 1158506), (19, 975584), (32, 579253), (38, 487792), (43, 431072), (76, 243896), (86, 215536), (152, 121948), (172, 107768), (304, 60974), (344, 53884), (608, 30487), (688, 26942), (709, 26144), (817, 22688), (1376, 13471), (1418, 13072), (1634, 11344), (2836, 6536), (3268, 5672)]