20280392

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{727}}^1$

素因数の和:1061

約数の個数: 32

約数和(自身を含む): 41670720

約数和(自身を除く): 21390328

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 317, 634, 727, 1268, 1454, 2536, 2908, 3487, 5816, 6974, 7997, 13948, 15994, 27896, 31988, 63976, 230459, 460918, 921836, 1843672, 2535049, 5070098, 10140196, 20280392]

約数ペア:

[(1, 20280392), (2, 10140196), (4, 5070098), (8, 2535049), (11, 1843672), (22, 921836), (44, 460918), (88, 230459), (317, 63976), (634, 31988), (727, 27896), (1268, 15994), (1454, 13948), (2536, 7997), (2908, 6974), (3487, 5816)]