31819504

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 63478080

約数和(自身を除く): 31658576

約数列:

[1, 2, 4, 8, 16, 53, 106, 157, 212, 239, 314, 424, 478, 628, 848, 956, 1256, 1912, 2512, 3824, 8321, 12667, 16642, 25334, 33284, 37523, 50668, 66568, 75046, 101336, 133136, 150092, 202672, 300184, 600368, 1988719, 3977438, 7954876, 15909752, 31819504]

約数ペア:

[(1, 31819504), (2, 15909752), (4, 7954876), (8, 3977438), (16, 1988719), (53, 600368), (106, 300184), (157, 202672), (212, 150092), (239, 133136), (314, 101336), (424, 75046), (478, 66568), (628, 50668), (848, 37523), (956, 33284), (1256, 25334), (1912, 16642), (2512, 12667), (3824, 8321)]