31281104

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{509}}^1$

素因数の和:707

約数の個数: 40

約数和(自身を含む): 63745920

約数和(自身を除く): 32464816

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 167, 184, 334, 368, 509, 668, 1018, 1336, 2036, 2672, 3841, 4072, 7682, 8144, 11707, 15364, 23414, 30728, 46828, 61456, 85003, 93656, 170006, 187312, 340012, 680024, 1360048, 1955069, 3910138, 7820276, 15640552, 31281104]

約数ペア:

[(1, 31281104), (2, 15640552), (4, 7820276), (8, 3910138), (16, 1955069), (23, 1360048), (46, 680024), (92, 340012), (167, 187312), (184, 170006), (334, 93656), (368, 85003), (509, 61456), (668, 46828), (1018, 30728), (1336, 23414), (2036, 15364), (2672, 11707), (3841, 8144), (4072, 7682)]