18397368

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 160

約数和(自身を含む): 58806000

約数和(自身を除く): 40408632

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 29, 33, 36, 44, 54, 58, 66, 72, 81, 87, 88, 89, 99, 108, 116, 132, 162, 174, 178, 198, 216, 232, 261, 264, 267, 297, 319, 324, 348, 356, 396, 522, 534, 594, 638, 648, 696, 712, 783, 792, 801, 891, 957, 979, 1044, 1068, 1188, 1276, 1566, 1602, 1782, 1914, 1958, 2088, 2136, 2349, 2376, 2403, 2552, 2581, 2871, 2937, 3132, 3204, 3564, 3828, 3916, 4698, 4806, 5162, 5742, 5874, 6264, 6408, 7128, 7209, 7656, 7743, 7832, 8613, 8811, 9396, 9612, 10324, 11484, 11748, 14418, 15486, 17226, 17622, 18792, 19224, 20648, 22968, 23229, 23496, 25839, 26433, 28391, 28836, 30972, 34452, 35244, 46458, 51678, 52866, 56782, 57672, 61944, 68904, 69687, 70488, 79299, 85173, 92916, 103356, 105732, 113564, 139374, 158598, 170346, 185832, 206712, 209061, 211464, 227128, 255519, 278748, 317196, 340692, 418122, 511038, 557496, 634392, 681384, 766557, 836244, 1022076, 1533114, 1672488, 2044152, 2299671, 3066228, 4599342, 6132456, 9198684, 18397368]

約数ペア:

[(1, 18397368), (2, 9198684), (3, 6132456), (4, 4599342), (6, 3066228), (8, 2299671), (9, 2044152), (11, 1672488), (12, 1533114), (18, 1022076), (22, 836244), (24, 766557), (27, 681384), (29, 634392), (33, 557496), (36, 511038), (44, 418122), (54, 340692), (58, 317196), (66, 278748), (72, 255519), (81, 227128), (87, 211464), (88, 209061), (89, 206712), (99, 185832), (108, 170346), (116, 158598), (132, 139374), (162, 113564), (174, 105732), (178, 103356), (198, 92916), (216, 85173), (232, 79299), (261, 70488), (264, 69687), (267, 68904), (297, 61944), (319, 57672), (324, 56782), (348, 52866), (356, 51678), (396, 46458), (522, 35244), (534, 34452), (594, 30972), (638, 28836), (648, 28391), (696, 26433), (712, 25839), (783, 23496), (792, 23229), (801, 22968), (891, 20648), (957, 19224), (979, 18792), (1044, 17622), (1068, 17226), (1188, 15486), (1276, 14418), (1566, 11748), (1602, 11484), (1782, 10324), (1914, 9612), (1958, 9396), (2088, 8811), (2136, 8613), (2349, 7832), (2376, 7743), (2403, 7656), (2552, 7209), (2581, 7128), (2871, 6408), (2937, 6264), (3132, 5874), (3204, 5742), (3564, 5162), (3828, 4806), (3916, 4698)]