20484930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3947}}^1$

素因数の和:4130

約数の個数: 32

約数和(自身を含む): 49460544

約数和(自身を除く): 28975614

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 173, 346, 519, 865, 1038, 1730, 2595, 3947, 5190, 7894, 11841, 19735, 23682, 39470, 59205, 118410, 682831, 1365662, 2048493, 3414155, 4096986, 6828310, 10242465, 20484930]

約数ペア:

[(1, 20484930), (2, 10242465), (3, 6828310), (5, 4096986), (6, 3414155), (10, 2048493), (15, 1365662), (30, 682831), (173, 118410), (346, 59205), (519, 39470), (865, 23682), (1038, 19735), (1730, 11841), (2595, 7894), (3947, 5190)]