20174895945

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{8423}}^1$

素因数の和:8583

約数の個数: 96

約数和(自身を含む): 38604294144

約数和(自身を除く): 18429398199

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 101, 153, 155, 255, 279, 303, 465, 505, 527, 765, 909, 1395, 1515, 1581, 1717, 2635, 3131, 4545, 4743, 5151, 7905, 8423, 8585, 9393, 15453, 15655, 23715, 25269, 25755, 28179, 42115, 46965, 53227, 75807, 77265, 126345, 140895, 143191, 159681, 261113, 266135, 379035, 429573, 479043, 715955, 783339, 798405, 850723, 1288719, 1305565, 2147865, 2350017, 2395215, 2552169, 3916695, 4253615, 4438921, 6443595, 7656507, 11750085, 12760845, 13316763, 14462291, 22194605, 26372413, 38282535, 39950289, 43386873, 66583815, 72311455, 79117239, 130160619, 131862065, 199751445, 216934365, 237351717, 395586195, 448331021, 650803095, 1186758585, 1344993063, 2241655105, 4034979189, 6724965315, 20174895945]

約数ペア:

[(1, 20174895945), (3, 6724965315), (5, 4034979189), (9, 2241655105), (15, 1344993063), (17, 1186758585), (31, 650803095), (45, 448331021), (51, 395586195), (85, 237351717), (93, 216934365), (101, 199751445), (153, 131862065), (155, 130160619), (255, 79117239), (279, 72311455), (303, 66583815), (465, 43386873), (505, 39950289), (527, 38282535), (765, 26372413), (909, 22194605), (1395, 14462291), (1515, 13316763), (1581, 12760845), (1717, 11750085), (2635, 7656507), (3131, 6443595), (4545, 4438921), (4743, 4253615), (5151, 3916695), (7905, 2552169), (8423, 2395215), (8585, 2350017), (9393, 2147865), (15453, 1305565), (15655, 1288719), (23715, 850723), (25269, 798405), (25755, 783339), (28179, 715955), (42115, 479043), (46965, 429573), (53227, 379035), (75807, 266135), (77265, 261113), (126345, 159681), (140895, 143191)]