18268128

素因数分解:

$2^5\times 3^2\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:616

約数の個数: 72

約数和(自身を含む): 52442208

約数和(自身を除く): 34174080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 137, 144, 274, 288, 411, 463, 548, 822, 926, 1096, 1233, 1389, 1644, 1852, 2192, 2466, 2778, 3288, 3704, 4167, 4384, 4932, 5556, 6576, 7408, 8334, 9864, 11112, 13152, 14816, 16668, 19728, 22224, 33336, 39456, 44448, 63431, 66672, 126862, 133344, 190293, 253724, 380586, 507448, 570879, 761172, 1014896, 1141758, 1522344, 2029792, 2283516, 3044688, 4567032, 6089376, 9134064, 18268128]

約数ペア:

[(1, 18268128), (2, 9134064), (3, 6089376), (4, 4567032), (6, 3044688), (8, 2283516), (9, 2029792), (12, 1522344), (16, 1141758), (18, 1014896), (24, 761172), (32, 570879), (36, 507448), (48, 380586), (72, 253724), (96, 190293), (137, 133344), (144, 126862), (274, 66672), (288, 63431), (411, 44448), (463, 39456), (548, 33336), (822, 22224), (926, 19728), (1096, 16668), (1233, 14816), (1389, 13152), (1644, 11112), (1852, 9864), (2192, 8334), (2466, 7408), (2778, 6576), (3288, 5556), (3704, 4932), (4167, 4384)]