1997571082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{3121}}^1$

素因数の和:3478

約数の個数: 32

約数和(自身を含む): 3272855040

約数和(自身を除く): 1275283958

約数列:

[1, 2, 13, 26, 103, 206, 239, 478, 1339, 2678, 3107, 3121, 6214, 6242, 24617, 40573, 49234, 81146, 320021, 321463, 640042, 642926, 745919, 1491838, 4179019, 8358038, 9696947, 19393894, 76829657, 153659314, 998785541, 1997571082]

約数ペア:

[(1, 1997571082), (2, 998785541), (13, 153659314), (26, 76829657), (103, 19393894), (206, 9696947), (239, 8358038), (478, 4179019), (1339, 1491838), (2678, 745919), (3107, 642926), (3121, 640042), (6214, 321463), (6242, 320021), (24617, 81146), (40573, 49234)]