19047890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 35244720

約数和(自身を除く): 16196830

約数列:

[1, 2, 5, 10, 73, 97, 146, 194, 269, 365, 485, 538, 730, 970, 1345, 2690, 7081, 14162, 19637, 26093, 35405, 39274, 52186, 70810, 98185, 130465, 196370, 260930, 1904789, 3809578, 9523945, 19047890]

約数ペア:

[(1, 19047890), (2, 9523945), (5, 3809578), (10, 1904789), (73, 260930), (97, 196370), (146, 130465), (194, 98185), (269, 70810), (365, 52186), (485, 39274), (538, 35405), (730, 26093), (970, 19637), (1345, 14162), (2690, 7081)]