18949888

素因数分解:

$2^8\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1032

約数の個数: 36

約数和(自身を含む): 38345440

約数和(自身を除く): 19395552

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 632, 937, 1264, 1874, 2528, 3748, 5056, 7496, 10112, 14992, 20224, 29984, 59968, 74023, 119936, 148046, 239872, 296092, 592184, 1184368, 2368736, 4737472, 9474944, 18949888]

約数ペア:

[(1, 18949888), (2, 9474944), (4, 4737472), (8, 2368736), (16, 1184368), (32, 592184), (64, 296092), (79, 239872), (128, 148046), (158, 119936), (256, 74023), (316, 59968), (632, 29984), (937, 20224), (1264, 14992), (1874, 10112), (2528, 7496), (3748, 5056)]