1945778

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:493

約数の個数: 16

約数和(自身を含む): 3046680

約数和(自身を除く): 1100902

約数列:

[1, 2, 41, 61, 82, 122, 389, 778, 2501, 5002, 15949, 23729, 31898, 47458, 972889, 1945778]

約数ペア:

[(1, 1945778), (2, 972889), (41, 47458), (61, 31898), (82, 23729), (122, 15949), (389, 5002), (778, 2501)]