18459288

素因数分解:

$2^3\times 3^2\times {\mathrm{449}}^1\times {\mathrm{571}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 50193000

約数和(自身を除く): 31733712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 449, 571, 898, 1142, 1347, 1713, 1796, 2284, 2694, 3426, 3592, 4041, 4568, 5139, 5388, 6852, 8082, 10278, 10776, 13704, 16164, 20556, 32328, 41112, 256379, 512758, 769137, 1025516, 1538274, 2051032, 2307411, 3076548, 4614822, 6153096, 9229644, 18459288]

約数ペア:

[(1, 18459288), (2, 9229644), (3, 6153096), (4, 4614822), (6, 3076548), (8, 2307411), (9, 2051032), (12, 1538274), (18, 1025516), (24, 769137), (36, 512758), (72, 256379), (449, 41112), (571, 32328), (898, 20556), (1142, 16164), (1347, 13704), (1713, 10776), (1796, 10278), (2284, 8082), (2694, 6852), (3426, 5388), (3592, 5139), (4041, 4568)]