18225408

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1287

約数の個数: 72

約数和(自身を含む): 51100000

約数和(自身を除く): 32874592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 608, 768, 912, 1216, 1249, 1824, 2432, 2498, 3648, 3747, 4864, 4996, 7296, 7494, 9992, 14592, 14988, 19984, 23731, 29976, 39968, 47462, 59952, 71193, 79936, 94924, 119904, 142386, 159872, 189848, 239808, 284772, 319744, 379696, 479616, 569544, 759392, 959232, 1139088, 1518784, 2278176, 3037568, 4556352, 6075136, 9112704, 18225408]

約数ペア:

[(1, 18225408), (2, 9112704), (3, 6075136), (4, 4556352), (6, 3037568), (8, 2278176), (12, 1518784), (16, 1139088), (19, 959232), (24, 759392), (32, 569544), (38, 479616), (48, 379696), (57, 319744), (64, 284772), (76, 239808), (96, 189848), (114, 159872), (128, 142386), (152, 119904), (192, 94924), (228, 79936), (256, 71193), (304, 59952), (384, 47462), (456, 39968), (608, 29976), (768, 23731), (912, 19984), (1216, 14988), (1249, 14592), (1824, 9992), (2432, 7494), (2498, 7296), (3648, 4996), (3747, 4864)]