18629010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{461}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 48648600

約数和(自身を除く): 30019590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 449, 461, 898, 922, 1347, 1383, 2245, 2305, 2694, 2766, 4041, 4149, 4490, 4610, 6735, 6915, 8082, 8298, 13470, 13830, 20205, 20745, 40410, 41490, 206989, 413978, 620967, 1034945, 1241934, 1862901, 2069890, 3104835, 3725802, 6209670, 9314505, 18629010]

約数ペア:

[(1, 18629010), (2, 9314505), (3, 6209670), (5, 3725802), (6, 3104835), (9, 2069890), (10, 1862901), (15, 1241934), (18, 1034945), (30, 620967), (45, 413978), (90, 206989), (449, 41490), (461, 40410), (898, 20745), (922, 20205), (1347, 13830), (1383, 13470), (2245, 8298), (2305, 8082), (2694, 6915), (2766, 6735), (4041, 4610), (4149, 4490)]