19912325972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{64650409}}^1$

素因数の和:64650431

約数の個数: 24

約数和(自身を含む): 43445075520

約数和(自身を除く): 23532749548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 64650409, 129300818, 258601636, 452552863, 711154499, 905105726, 1422308998, 1810211452, 2844617996, 4978081493, 9956162986, 19912325972]

約数ペア:

[(1, 19912325972), (2, 9956162986), (4, 4978081493), (7, 2844617996), (11, 1810211452), (14, 1422308998), (22, 905105726), (28, 711154499), (44, 452552863), (77, 258601636), (154, 129300818), (308, 64650409)]