18166608

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 55449576

約数和(自身を除く): 37282968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 41, 48, 51, 68, 72, 82, 102, 123, 136, 144, 153, 164, 181, 204, 246, 272, 306, 328, 362, 369, 408, 492, 543, 612, 656, 697, 724, 738, 816, 984, 1086, 1224, 1394, 1448, 1476, 1629, 1968, 2091, 2172, 2448, 2788, 2896, 2952, 3077, 3258, 4182, 4344, 5576, 5904, 6154, 6273, 6516, 7421, 8364, 8688, 9231, 11152, 12308, 12546, 13032, 14842, 16728, 18462, 22263, 24616, 25092, 26064, 27693, 29684, 33456, 36924, 44526, 49232, 50184, 55386, 59368, 66789, 73848, 89052, 100368, 110772, 118736, 126157, 133578, 147696, 178104, 221544, 252314, 267156, 356208, 378471, 443088, 504628, 534312, 756942, 1009256, 1068624, 1135413, 1513884, 2018512, 2270826, 3027768, 4541652, 6055536, 9083304, 18166608]

約数ペア:

[(1, 18166608), (2, 9083304), (3, 6055536), (4, 4541652), (6, 3027768), (8, 2270826), (9, 2018512), (12, 1513884), (16, 1135413), (17, 1068624), (18, 1009256), (24, 756942), (34, 534312), (36, 504628), (41, 443088), (48, 378471), (51, 356208), (68, 267156), (72, 252314), (82, 221544), (102, 178104), (123, 147696), (136, 133578), (144, 126157), (153, 118736), (164, 110772), (181, 100368), (204, 89052), (246, 73848), (272, 66789), (306, 59368), (328, 55386), (362, 50184), (369, 49232), (408, 44526), (492, 36924), (543, 33456), (612, 29684), (656, 27693), (697, 26064), (724, 25092), (738, 24616), (816, 22263), (984, 18462), (1086, 16728), (1224, 14842), (1394, 13032), (1448, 12546), (1476, 12308), (1629, 11152), (1968, 9231), (2091, 8688), (2172, 8364), (2448, 7421), (2788, 6516), (2896, 6273), (2952, 6154), (3077, 5904), (3258, 5576), (4182, 4344)]