19984736

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{16879}}^1$

素因数の和:16926

約数の個数: 24

約数和(自身を含む): 40410720

約数和(自身を除く): 20425984

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 1184, 16879, 33758, 67516, 135032, 270064, 540128, 624523, 1249046, 2498092, 4996184, 9992368, 19984736]

約数ペア:

[(1, 19984736), (2, 9992368), (4, 4996184), (8, 2498092), (16, 1249046), (32, 624523), (37, 540128), (74, 270064), (148, 135032), (296, 67516), (592, 33758), (1184, 16879)]