19783336

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{317}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 38637000

約数和(自身を除く): 18853664

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 269, 317, 538, 634, 1076, 1268, 2152, 2536, 7801, 9193, 15602, 18386, 31204, 36772, 62408, 73544, 85273, 170546, 341092, 682184, 2472917, 4945834, 9891668, 19783336]

約数ペア:

[(1, 19783336), (2, 9891668), (4, 4945834), (8, 2472917), (29, 682184), (58, 341092), (116, 170546), (232, 85273), (269, 73544), (317, 62408), (538, 36772), (634, 31204), (1076, 18386), (1268, 15602), (2152, 9193), (2536, 7801)]