18878208

素因数分解:

$2^8\times 3^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 51410688

約数和(自身を除く): 32532480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 94, 96, 128, 141, 188, 192, 256, 282, 376, 384, 523, 564, 752, 768, 1046, 1128, 1504, 1569, 2092, 2256, 3008, 3138, 4184, 4512, 6016, 6276, 8368, 9024, 12032, 12552, 16736, 18048, 24581, 25104, 33472, 36096, 49162, 50208, 66944, 73743, 98324, 100416, 133888, 147486, 196648, 200832, 294972, 393296, 401664, 589944, 786592, 1179888, 1573184, 2359776, 3146368, 4719552, 6292736, 9439104, 18878208]

約数ペア:

[(1, 18878208), (2, 9439104), (3, 6292736), (4, 4719552), (6, 3146368), (8, 2359776), (12, 1573184), (16, 1179888), (24, 786592), (32, 589944), (47, 401664), (48, 393296), (64, 294972), (94, 200832), (96, 196648), (128, 147486), (141, 133888), (188, 100416), (192, 98324), (256, 73743), (282, 66944), (376, 50208), (384, 49162), (523, 36096), (564, 33472), (752, 25104), (768, 24581), (1046, 18048), (1128, 16736), (1504, 12552), (1569, 12032), (2092, 9024), (2256, 8368), (3008, 6276), (3138, 6016), (4184, 4512)]