20816922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5569}}^1$

素因数の和:5670

約数の個数: 32

約数和(自身を含む): 48124800

約数和(自身を除く): 27307878

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5569, 11138, 16707, 33414, 38983, 77966, 116949, 233898, 495641, 991282, 1486923, 2973846, 3469487, 6938974, 10408461, 20816922]

約数ペア:

[(1, 20816922), (2, 10408461), (3, 6938974), (6, 3469487), (7, 2973846), (14, 1486923), (21, 991282), (42, 495641), (89, 233898), (178, 116949), (267, 77966), (534, 38983), (623, 33414), (1246, 16707), (1869, 11138), (3738, 5569)]