18883622416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{967}}^1\times {\mathrm{64237}}^1$

素因数の和:65231

約数の個数: 40

約数和(自身を含む): 38553078080

約数和(自身を除く): 19669455664

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 967, 1934, 3868, 7736, 15472, 18373, 36746, 64237, 73492, 128474, 146984, 256948, 293968, 513896, 1027792, 1220503, 2441006, 4882012, 9764024, 19528048, 62117179, 124234358, 248468716, 496937432, 993874864, 1180226401, 2360452802, 4720905604, 9441811208, 18883622416]

約数ペア:

[(1, 18883622416), (2, 9441811208), (4, 4720905604), (8, 2360452802), (16, 1180226401), (19, 993874864), (38, 496937432), (76, 248468716), (152, 124234358), (304, 62117179), (967, 19528048), (1934, 9764024), (3868, 4882012), (7736, 2441006), (15472, 1220503), (18373, 1027792), (36746, 513896), (64237, 293968), (73492, 256948), (128474, 146984)]