20096916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{571}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 53813760

約数和(自身を除く): 33716844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 419, 571, 838, 1142, 1257, 1676, 1713, 2284, 2514, 2933, 3426, 3997, 5028, 5866, 6852, 7994, 8799, 11732, 11991, 15988, 17598, 23982, 35196, 47964, 239249, 478498, 717747, 956996, 1435494, 1674743, 2870988, 3349486, 5024229, 6698972, 10048458, 20096916]

約数ペア:

[(1, 20096916), (2, 10048458), (3, 6698972), (4, 5024229), (6, 3349486), (7, 2870988), (12, 1674743), (14, 1435494), (21, 956996), (28, 717747), (42, 478498), (84, 239249), (419, 47964), (571, 35196), (838, 23982), (1142, 17598), (1257, 15988), (1676, 11991), (1713, 11732), (2284, 8799), (2514, 7994), (2933, 6852), (3426, 5866), (3997, 5028)]