19182816

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1608

約数の個数: 72

約数和(自身を含む): 55855800

約数和(自身を除く): 36672984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 1549, 2064, 3096, 3098, 4128, 4647, 6192, 6196, 9294, 12384, 12392, 13941, 18588, 24784, 27882, 37176, 49568, 55764, 66607, 74352, 111528, 133214, 148704, 199821, 223056, 266428, 399642, 446112, 532856, 599463, 799284, 1065712, 1198926, 1598568, 2131424, 2397852, 3197136, 4795704, 6394272, 9591408, 19182816]

約数ペア:

[(1, 19182816), (2, 9591408), (3, 6394272), (4, 4795704), (6, 3197136), (8, 2397852), (9, 2131424), (12, 1598568), (16, 1198926), (18, 1065712), (24, 799284), (32, 599463), (36, 532856), (43, 446112), (48, 399642), (72, 266428), (86, 223056), (96, 199821), (129, 148704), (144, 133214), (172, 111528), (258, 74352), (288, 66607), (344, 55764), (387, 49568), (516, 37176), (688, 27882), (774, 24784), (1032, 18588), (1376, 13941), (1548, 12392), (1549, 12384), (2064, 9294), (3096, 6196), (3098, 6192), (4128, 4647)]