18541312

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 40029696

約数和(自身を除く): 21488384

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 64, 67, 92, 94, 128, 134, 184, 188, 256, 268, 368, 376, 536, 736, 752, 1072, 1081, 1472, 1504, 1541, 2144, 2162, 2944, 3008, 3082, 3149, 4288, 4324, 5888, 6016, 6164, 6298, 8576, 8648, 12032, 12328, 12596, 17152, 17296, 24656, 25192, 34592, 49312, 50384, 69184, 72427, 98624, 100768, 138368, 144854, 197248, 201536, 276736, 289708, 394496, 403072, 579416, 806144, 1158832, 2317664, 4635328, 9270656, 18541312]

約数ペア:

[(1, 18541312), (2, 9270656), (4, 4635328), (8, 2317664), (16, 1158832), (23, 806144), (32, 579416), (46, 403072), (47, 394496), (64, 289708), (67, 276736), (92, 201536), (94, 197248), (128, 144854), (134, 138368), (184, 100768), (188, 98624), (256, 72427), (268, 69184), (368, 50384), (376, 49312), (536, 34592), (736, 25192), (752, 24656), (1072, 17296), (1081, 17152), (1472, 12596), (1504, 12328), (1541, 12032), (2144, 8648), (2162, 8576), (2944, 6298), (3008, 6164), (3082, 6016), (3149, 5888), (4288, 4324)]