18945216

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1110

約数の個数: 84

約数和(自身を含む): 56107584

約数和(自身を除く): 37162368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 144, 186, 192, 248, 279, 288, 372, 496, 558, 576, 744, 992, 1061, 1116, 1488, 1984, 2122, 2232, 2976, 3183, 4244, 4464, 5952, 6366, 8488, 8928, 9549, 12732, 16976, 17856, 19098, 25464, 32891, 33952, 38196, 50928, 65782, 67904, 76392, 98673, 101856, 131564, 152784, 197346, 203712, 263128, 296019, 305568, 394692, 526256, 592038, 611136, 789384, 1052512, 1184076, 1578768, 2105024, 2368152, 3157536, 4736304, 6315072, 9472608, 18945216]

約数ペア:

[(1, 18945216), (2, 9472608), (3, 6315072), (4, 4736304), (6, 3157536), (8, 2368152), (9, 2105024), (12, 1578768), (16, 1184076), (18, 1052512), (24, 789384), (31, 611136), (32, 592038), (36, 526256), (48, 394692), (62, 305568), (64, 296019), (72, 263128), (93, 203712), (96, 197346), (124, 152784), (144, 131564), (186, 101856), (192, 98673), (248, 76392), (279, 67904), (288, 65782), (372, 50928), (496, 38196), (558, 33952), (576, 32891), (744, 25464), (992, 19098), (1061, 17856), (1116, 16976), (1488, 12732), (1984, 9549), (2122, 8928), (2232, 8488), (2976, 6366), (3183, 5952), (4244, 4464)]