20138039985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{647}}^1\times {\mathrm{1181}}^1$

素因数の和:2094

約数の個数: 64

約数和(自身を含む): 37059047424

約数和(自身を除く): 16921007439

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 251, 647, 753, 1181, 1255, 1757, 1941, 3235, 3543, 3765, 4529, 5271, 5905, 8267, 8785, 9705, 13587, 17715, 22645, 24801, 26355, 41335, 67935, 124005, 162397, 296431, 487191, 764107, 811985, 889293, 1136779, 1482155, 2075017, 2292321, 2435955, 3410337, 3820535, 4446465, 5348749, 5683895, 6225051, 10375085, 11461605, 16046247, 17051685, 26743745, 31125255, 80231235, 191790857, 575372571, 958954285, 1342535999, 2876862855, 4027607997, 6712679995, 20138039985]

約数ペア:

[(1, 20138039985), (3, 6712679995), (5, 4027607997), (7, 2876862855), (15, 1342535999), (21, 958954285), (35, 575372571), (105, 191790857), (251, 80231235), (647, 31125255), (753, 26743745), (1181, 17051685), (1255, 16046247), (1757, 11461605), (1941, 10375085), (3235, 6225051), (3543, 5683895), (3765, 5348749), (4529, 4446465), (5271, 3820535), (5905, 3410337), (8267, 2435955), (8785, 2292321), (9705, 2075017), (13587, 1482155), (17715, 1136779), (22645, 889293), (24801, 811985), (26355, 764107), (41335, 487191), (67935, 296431), (124005, 162397)]