20970648

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{6197}}^1$

素因数の和:6256

約数の個数: 48

約数和(自身を含む): 58013280

約数和(自身を除く): 37042632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 6197, 12394, 18591, 24788, 37182, 49576, 55773, 74364, 111546, 148728, 223092, 291259, 446184, 582518, 873777, 1165036, 1747554, 2330072, 2621331, 3495108, 5242662, 6990216, 10485324, 20970648]

約数ペア:

[(1, 20970648), (2, 10485324), (3, 6990216), (4, 5242662), (6, 3495108), (8, 2621331), (9, 2330072), (12, 1747554), (18, 1165036), (24, 873777), (36, 582518), (47, 446184), (72, 291259), (94, 223092), (141, 148728), (188, 111546), (282, 74364), (376, 55773), (423, 49576), (564, 37182), (846, 24788), (1128, 18591), (1692, 12394), (3384, 6197)]