18851328

素因数分解:

$2^9\times 3^2\times {\mathrm{4091}}^1$

素因数の和:4115

約数の個数: 60

約数和(自身を含む): 54419508

約数和(自身を除く): 35568180

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4091, 4608, 8182, 12273, 16364, 24546, 32728, 36819, 49092, 65456, 73638, 98184, 130912, 147276, 196368, 261824, 294552, 392736, 523648, 589104, 785472, 1047296, 1178208, 1570944, 2094592, 2356416, 3141888, 4712832, 6283776, 9425664, 18851328]

約数ペア:

[(1, 18851328), (2, 9425664), (3, 6283776), (4, 4712832), (6, 3141888), (8, 2356416), (9, 2094592), (12, 1570944), (16, 1178208), (18, 1047296), (24, 785472), (32, 589104), (36, 523648), (48, 392736), (64, 294552), (72, 261824), (96, 196368), (128, 147276), (144, 130912), (192, 98184), (256, 73638), (288, 65456), (384, 49092), (512, 36819), (576, 32728), (768, 24546), (1152, 16364), (1536, 12273), (2304, 8182), (4091, 4608)]