19532380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 50274000

約数和(自身を除く): 30741620

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1049, 1330, 1862, 2098, 2660, 3724, 4196, 4655, 5245, 7343, 9310, 10490, 14686, 18620, 19931, 20980, 29372, 36715, 39862, 51401, 73430, 79724, 99655, 102802, 139517, 146860, 199310, 205604, 257005, 279034, 398620, 514010, 558068, 697585, 976619, 1028020, 1395170, 1953238, 2790340, 3906476, 4883095, 9766190, 19532380]

約数ペア:

[(1, 19532380), (2, 9766190), (4, 4883095), (5, 3906476), (7, 2790340), (10, 1953238), (14, 1395170), (19, 1028020), (20, 976619), (28, 697585), (35, 558068), (38, 514010), (49, 398620), (70, 279034), (76, 257005), (95, 205604), (98, 199310), (133, 146860), (140, 139517), (190, 102802), (196, 99655), (245, 79724), (266, 73430), (380, 51401), (490, 39862), (532, 36715), (665, 29372), (931, 20980), (980, 19931), (1049, 18620), (1330, 14686), (1862, 10490), (2098, 9310), (2660, 7343), (3724, 5245), (4196, 4655)]