20173551692

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1117}}^1\times {\mathrm{20807}}^1$

素因数の和:21966

約数の個数: 48

約数和(自身を含む): 41687912448

約数和(自身を除く): 21514360756

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 1117, 2234, 4468, 7819, 15638, 20807, 31276, 34627, 41614, 69254, 83228, 138508, 145649, 242389, 291298, 484778, 582596, 645017, 969556, 1290034, 2580068, 4515119, 9030238, 18060476, 23241419, 46482838, 92965676, 162689933, 325379866, 650759732, 720483989, 1440967978, 2881935956, 5043387923, 10086775846, 20173551692]

約数ペア:

[(1, 20173551692), (2, 10086775846), (4, 5043387923), (7, 2881935956), (14, 1440967978), (28, 720483989), (31, 650759732), (62, 325379866), (124, 162689933), (217, 92965676), (434, 46482838), (868, 23241419), (1117, 18060476), (2234, 9030238), (4468, 4515119), (7819, 2580068), (15638, 1290034), (20807, 969556), (31276, 645017), (34627, 582596), (41614, 484778), (69254, 291298), (83228, 242389), (138508, 145649)]