20235047042

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1\times {\mathrm{1543}}^1$

素因数の和:2007

約数の個数: 64

約数和(自身を含む): 36605399040

約数和(自身を除く): 16370351998

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 278, 293, 322, 586, 973, 1543, 1946, 2051, 3086, 3197, 4102, 6394, 6739, 10801, 13478, 21602, 22379, 35489, 40727, 44758, 47173, 70978, 81454, 94346, 214477, 248423, 285089, 428954, 452099, 496846, 570178, 904198, 936721, 1501339, 1873442, 3002678, 3164693, 4932971, 6329386, 6557047, 9865942, 10398277, 13114094, 20796554, 34530797, 62841761, 69061594, 72787939, 125683522, 145575878, 439892327, 879784654, 1445360503, 2890721006, 10117523521, 20235047042]

約数ペア:

[(1, 20235047042), (2, 10117523521), (7, 2890721006), (14, 1445360503), (23, 879784654), (46, 439892327), (139, 145575878), (161, 125683522), (278, 72787939), (293, 69061594), (322, 62841761), (586, 34530797), (973, 20796554), (1543, 13114094), (1946, 10398277), (2051, 9865942), (3086, 6557047), (3197, 6329386), (4102, 4932971), (6394, 3164693), (6739, 3002678), (10801, 1873442), (13478, 1501339), (21602, 936721), (22379, 904198), (35489, 570178), (40727, 496846), (44758, 452099), (47173, 428954), (70978, 285089), (81454, 248423), (94346, 214477)]