20448936

素因数分解:

$2^3\times 3^5\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 58662240

約数和(自身を除く): 38213304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 67, 72, 81, 108, 134, 157, 162, 201, 216, 243, 268, 314, 324, 402, 471, 486, 536, 603, 628, 648, 804, 942, 972, 1206, 1256, 1413, 1608, 1809, 1884, 1944, 2412, 2826, 3618, 3768, 4239, 4824, 5427, 5652, 7236, 8478, 10519, 10854, 11304, 12717, 14472, 16281, 16956, 21038, 21708, 25434, 31557, 32562, 33912, 38151, 42076, 43416, 50868, 63114, 65124, 76302, 84152, 94671, 101736, 126228, 130248, 152604, 189342, 252456, 284013, 305208, 378684, 568026, 757368, 852039, 1136052, 1704078, 2272104, 2556117, 3408156, 5112234, 6816312, 10224468, 20448936]

約数ペア:

[(1, 20448936), (2, 10224468), (3, 6816312), (4, 5112234), (6, 3408156), (8, 2556117), (9, 2272104), (12, 1704078), (18, 1136052), (24, 852039), (27, 757368), (36, 568026), (54, 378684), (67, 305208), (72, 284013), (81, 252456), (108, 189342), (134, 152604), (157, 130248), (162, 126228), (201, 101736), (216, 94671), (243, 84152), (268, 76302), (314, 65124), (324, 63114), (402, 50868), (471, 43416), (486, 42076), (536, 38151), (603, 33912), (628, 32562), (648, 31557), (804, 25434), (942, 21708), (972, 21038), (1206, 16956), (1256, 16281), (1413, 14472), (1608, 12717), (1809, 11304), (1884, 10854), (1944, 10519), (2412, 8478), (2826, 7236), (3618, 5652), (3768, 5427), (4239, 4824)]