20473776

素因数分解:

$2^4\times 3^3\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 80

約数和(自身を含む): 59579520

約数和(自身を除く): 39105744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 83, 108, 144, 166, 216, 249, 332, 432, 498, 571, 664, 747, 996, 1142, 1328, 1494, 1713, 1992, 2241, 2284, 2988, 3426, 3984, 4482, 4568, 5139, 5976, 6852, 8964, 9136, 10278, 11952, 13704, 15417, 17928, 20556, 27408, 30834, 35856, 41112, 47393, 61668, 82224, 94786, 123336, 142179, 189572, 246672, 284358, 379144, 426537, 568716, 758288, 853074, 1137432, 1279611, 1706148, 2274864, 2559222, 3412296, 5118444, 6824592, 10236888, 20473776]

約数ペア:

[(1, 20473776), (2, 10236888), (3, 6824592), (4, 5118444), (6, 3412296), (8, 2559222), (9, 2274864), (12, 1706148), (16, 1279611), (18, 1137432), (24, 853074), (27, 758288), (36, 568716), (48, 426537), (54, 379144), (72, 284358), (83, 246672), (108, 189572), (144, 142179), (166, 123336), (216, 94786), (249, 82224), (332, 61668), (432, 47393), (498, 41112), (571, 35856), (664, 30834), (747, 27408), (996, 20556), (1142, 17928), (1328, 15417), (1494, 13704), (1713, 11952), (1992, 10278), (2241, 9136), (2284, 8964), (2988, 6852), (3426, 5976), (3984, 5139), (4482, 4568)]