20251904

素因数分解:

$2^8\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:586

約数の個数: 36

約数和(自身を含む): 40716480

約数和(自身を除く): 20464576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 239, 256, 331, 478, 662, 956, 1324, 1912, 2648, 3824, 5296, 7648, 10592, 15296, 21184, 30592, 42368, 61184, 79109, 84736, 158218, 316436, 632872, 1265744, 2531488, 5062976, 10125952, 20251904]

約数ペア:

[(1, 20251904), (2, 10125952), (4, 5062976), (8, 2531488), (16, 1265744), (32, 632872), (64, 316436), (128, 158218), (239, 84736), (256, 79109), (331, 61184), (478, 42368), (662, 30592), (956, 21184), (1324, 15296), (1912, 10592), (2648, 7648), (3824, 5296)]