18398744

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 43008000

約数和(自身を除く): 24609256

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 127, 182, 199, 254, 364, 398, 508, 728, 796, 889, 1016, 1393, 1592, 1651, 1778, 2587, 2786, 3302, 3556, 5174, 5572, 6604, 7112, 10348, 11144, 11557, 13208, 18109, 20696, 23114, 25273, 36218, 46228, 50546, 72436, 92456, 101092, 144872, 176911, 202184, 328549, 353822, 657098, 707644, 1314196, 1415288, 2299843, 2628392, 4599686, 9199372, 18398744]

約数ペア:

[(1, 18398744), (2, 9199372), (4, 4599686), (7, 2628392), (8, 2299843), (13, 1415288), (14, 1314196), (26, 707644), (28, 657098), (52, 353822), (56, 328549), (91, 202184), (104, 176911), (127, 144872), (182, 101092), (199, 92456), (254, 72436), (364, 50546), (398, 46228), (508, 36218), (728, 25273), (796, 23114), (889, 20696), (1016, 18109), (1393, 13208), (1592, 11557), (1651, 11144), (1778, 10348), (2587, 7112), (2786, 6604), (3302, 5572), (3556, 5174)]