20072919076

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^2\times {\mathrm{2441}}^1$

素因数の和:2701

約数の個数: 72

約数和(自身を含む): 42282624384

約数和(自身を除く): 22209705308

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 113, 161, 226, 322, 452, 644, 791, 1582, 2441, 2599, 3164, 4882, 5198, 9764, 10396, 12769, 17087, 18193, 25538, 34174, 36386, 51076, 56143, 68348, 72772, 89383, 112286, 178766, 224572, 275833, 293687, 357532, 393001, 551666, 587374, 786002, 1103332, 1174748, 1572004, 1930831, 2055809, 3861662, 4111618, 6344159, 7723324, 8223236, 12688318, 25376636, 31169129, 44409113, 62338258, 88818226, 124676516, 177636452, 218183903, 436367806, 716889967, 872735612, 1433779934, 2867559868, 5018229769, 10036459538, 20072919076]

約数ペア:

[(1, 20072919076), (2, 10036459538), (4, 5018229769), (7, 2867559868), (14, 1433779934), (23, 872735612), (28, 716889967), (46, 436367806), (92, 218183903), (113, 177636452), (161, 124676516), (226, 88818226), (322, 62338258), (452, 44409113), (644, 31169129), (791, 25376636), (1582, 12688318), (2441, 8223236), (2599, 7723324), (3164, 6344159), (4882, 4111618), (5198, 3861662), (9764, 2055809), (10396, 1930831), (12769, 1572004), (17087, 1174748), (18193, 1103332), (25538, 786002), (34174, 587374), (36386, 551666), (51076, 393001), (56143, 357532), (68348, 293687), (72772, 275833), (89383, 224572), (112286, 178766)]