11219990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 20956320

約数和(自身を除く): 9736330

約数列:

[1, 2, 5, 10, 43, 86, 97, 194, 215, 269, 430, 485, 538, 970, 1345, 2690, 4171, 8342, 11567, 20855, 23134, 26093, 41710, 52186, 57835, 115670, 130465, 260930, 1121999, 2243998, 5609995, 11219990]

約数ペア:

[(1, 11219990), (2, 5609995), (5, 2243998), (10, 1121999), (43, 260930), (86, 130465), (97, 115670), (194, 57835), (215, 52186), (269, 41710), (430, 26093), (485, 23134), (538, 20855), (970, 11567), (1345, 8342), (2690, 4171)]