18947152

素因数分解:

$2^4\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1013}}^1$

素因数の和:1195

約数の個数: 40

約数和(自身を含む): 42247296

約数和(自身を除く): 23300144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 167, 334, 668, 1013, 1169, 1336, 2026, 2338, 2672, 4052, 4676, 7091, 8104, 9352, 14182, 16208, 18704, 28364, 56728, 113456, 169171, 338342, 676684, 1184197, 1353368, 2368394, 2706736, 4736788, 9473576, 18947152]

約数ペア:

[(1, 18947152), (2, 9473576), (4, 4736788), (7, 2706736), (8, 2368394), (14, 1353368), (16, 1184197), (28, 676684), (56, 338342), (112, 169171), (167, 113456), (334, 56728), (668, 28364), (1013, 18704), (1169, 16208), (1336, 14182), (2026, 9352), (2338, 8104), (2672, 7091), (4052, 4676)]