20183964

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 50254848

約数和(自身を除く): 30070884

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 163, 204, 326, 489, 607, 652, 978, 1214, 1821, 1956, 2428, 2771, 3642, 5542, 7284, 8313, 10319, 11084, 16626, 20638, 30957, 33252, 41276, 61914, 98941, 123828, 197882, 296823, 395764, 593646, 1187292, 1681997, 3363994, 5045991, 6727988, 10091982, 20183964]

約数ペア:

[(1, 20183964), (2, 10091982), (3, 6727988), (4, 5045991), (6, 3363994), (12, 1681997), (17, 1187292), (34, 593646), (51, 395764), (68, 296823), (102, 197882), (163, 123828), (204, 98941), (326, 61914), (489, 41276), (607, 33252), (652, 30957), (978, 20638), (1214, 16626), (1821, 11084), (1956, 10319), (2428, 8313), (2771, 7284), (3642, 5542)]