18713904

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 55954752

約数和(自身を除く): 37240848

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 33, 44, 46, 48, 66, 67, 69, 88, 92, 132, 134, 138, 176, 184, 201, 253, 264, 268, 276, 368, 402, 506, 528, 529, 536, 552, 737, 759, 804, 1012, 1058, 1072, 1104, 1474, 1518, 1541, 1587, 1608, 2024, 2116, 2211, 2948, 3036, 3082, 3174, 3216, 4048, 4232, 4422, 4623, 5819, 5896, 6072, 6164, 6348, 8464, 8844, 9246, 11638, 11792, 12144, 12328, 12696, 16951, 17457, 17688, 18492, 23276, 24656, 25392, 33902, 34914, 35376, 35443, 36984, 46552, 50853, 67804, 69828, 70886, 73968, 93104, 101706, 106329, 135608, 139656, 141772, 203412, 212658, 271216, 279312, 283544, 389873, 406824, 425316, 567088, 779746, 813648, 850632, 1169619, 1559492, 1701264, 2339238, 3118984, 4678476, 6237968, 9356952, 18713904]

約数ペア:

[(1, 18713904), (2, 9356952), (3, 6237968), (4, 4678476), (6, 3118984), (8, 2339238), (11, 1701264), (12, 1559492), (16, 1169619), (22, 850632), (23, 813648), (24, 779746), (33, 567088), (44, 425316), (46, 406824), (48, 389873), (66, 283544), (67, 279312), (69, 271216), (88, 212658), (92, 203412), (132, 141772), (134, 139656), (138, 135608), (176, 106329), (184, 101706), (201, 93104), (253, 73968), (264, 70886), (268, 69828), (276, 67804), (368, 50853), (402, 46552), (506, 36984), (528, 35443), (529, 35376), (536, 34914), (552, 33902), (737, 25392), (759, 24656), (804, 23276), (1012, 18492), (1058, 17688), (1072, 17457), (1104, 16951), (1474, 12696), (1518, 12328), (1541, 12144), (1587, 11792), (1608, 11638), (2024, 9246), (2116, 8844), (2211, 8464), (2948, 6348), (3036, 6164), (3082, 6072), (3174, 5896), (3216, 5819), (4048, 4623), (4232, 4422)]