1985981374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{563}}^1\times {\mathrm{643}}^1$

素因数の和:1432

約数の個数: 32

約数和(自身を含む): 3234075264

約数和(自身を除く): 1248093890

約数列:

[1, 2, 13, 26, 211, 422, 563, 643, 1126, 1286, 2743, 5486, 7319, 8359, 14638, 16718, 118793, 135673, 237586, 271346, 362009, 724018, 1544309, 1763749, 3088618, 3527498, 4706117, 9412234, 76383899, 152767798, 992990687, 1985981374]

約数ペア:

[(1, 1985981374), (2, 992990687), (13, 152767798), (26, 76383899), (211, 9412234), (422, 4706117), (563, 3527498), (643, 3088618), (1126, 1763749), (1286, 1544309), (2743, 724018), (5486, 362009), (7319, 271346), (8359, 237586), (14638, 135673), (16718, 118793)]