20342016981

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{145007}}^1$

素因数の和:145146

約数の個数: 48

約数和(自身を含む): 34836721920

約数和(自身を除く): 14494704939

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 109, 117, 143, 327, 429, 981, 1199, 1287, 1417, 3597, 4251, 10791, 12753, 15587, 46761, 140283, 145007, 435021, 1305063, 1595077, 1885091, 4785231, 5655273, 14355693, 15805763, 16965819, 20736001, 47417289, 62208003, 142251867, 173863393, 186624009, 205474919, 521590179, 616424757, 1564770537, 1849274271, 2260224109, 6780672327, 20342016981]

約数ペア:

[(1, 20342016981), (3, 6780672327), (9, 2260224109), (11, 1849274271), (13, 1564770537), (33, 616424757), (39, 521590179), (99, 205474919), (109, 186624009), (117, 173863393), (143, 142251867), (327, 62208003), (429, 47417289), (981, 20736001), (1199, 16965819), (1287, 15805763), (1417, 14355693), (3597, 5655273), (4251, 4785231), (10791, 1885091), (12753, 1595077), (15587, 1305063), (46761, 435021), (140283, 145007)]