18511168

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1215

約数の個数: 56

約数和(自身を含む): 41676320

約数和(自身を除く): 23165152

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1171, 1216, 1976, 2342, 3952, 4684, 7904, 9368, 15223, 15808, 18736, 22249, 30446, 37472, 44498, 60892, 74944, 88996, 121784, 177992, 243568, 289237, 355984, 487136, 578474, 711968, 974272, 1156948, 1423936, 2313896, 4627792, 9255584, 18511168]

約数ペア:

[(1, 18511168), (2, 9255584), (4, 4627792), (8, 2313896), (13, 1423936), (16, 1156948), (19, 974272), (26, 711968), (32, 578474), (38, 487136), (52, 355984), (64, 289237), (76, 243568), (104, 177992), (152, 121784), (208, 88996), (247, 74944), (304, 60892), (416, 44498), (494, 37472), (608, 30446), (832, 22249), (988, 18736), (1171, 15808), (1216, 15223), (1976, 9368), (2342, 7904), (3952, 4684)]