20384994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{853}}^1$

素因数の和:1434

約数の個数: 32

約数和(自身を含む): 46730880

約数和(自身を除く): 26345886

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 569, 853, 1138, 1706, 1707, 2559, 3414, 3983, 5118, 5971, 7966, 11942, 11949, 17913, 23898, 35826, 485357, 970714, 1456071, 2912142, 3397499, 6794998, 10192497, 20384994]

約数ペア:

[(1, 20384994), (2, 10192497), (3, 6794998), (6, 3397499), (7, 2912142), (14, 1456071), (21, 970714), (42, 485357), (569, 35826), (853, 23898), (1138, 17913), (1706, 11949), (1707, 11942), (2559, 7966), (3414, 5971), (3983, 5118)]