19206516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{613}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 51438464

約数和(自身を除く): 32231948

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 373, 613, 746, 1119, 1226, 1492, 1839, 2238, 2452, 2611, 3678, 4291, 4476, 5222, 7356, 7833, 8582, 10444, 12873, 15666, 17164, 25746, 31332, 51492, 228649, 457298, 685947, 914596, 1371894, 1600543, 2743788, 3201086, 4801629, 6402172, 9603258, 19206516]

約数ペア:

[(1, 19206516), (2, 9603258), (3, 6402172), (4, 4801629), (6, 3201086), (7, 2743788), (12, 1600543), (14, 1371894), (21, 914596), (28, 685947), (42, 457298), (84, 228649), (373, 51492), (613, 31332), (746, 25746), (1119, 17164), (1226, 15666), (1492, 12873), (1839, 10444), (2238, 8582), (2452, 7833), (2611, 7356), (3678, 5222), (4291, 4476)]