201797648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{2251}}^1$

素因数の和:2703

約数の個数: 40

約数和(自身を含む): 422222976

約数和(自身を除く): 220425328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 431, 862, 1724, 2251, 3448, 4502, 5603, 6896, 9004, 11206, 18008, 22412, 29263, 36016, 44824, 58526, 89648, 117052, 234104, 468208, 970181, 1940362, 3880724, 7761448, 12612353, 15522896, 25224706, 50449412, 100898824, 201797648]

約数ペア:

[(1, 201797648), (2, 100898824), (4, 50449412), (8, 25224706), (13, 15522896), (16, 12612353), (26, 7761448), (52, 3880724), (104, 1940362), (208, 970181), (431, 468208), (862, 234104), (1724, 117052), (2251, 89648), (3448, 58526), (4502, 44824), (5603, 36016), (6896, 29263), (9004, 22412), (11206, 18008)]