20173013888

素因数分解:

$2^7\times {\mathrm{73}}^1\times {\mathrm{491}}^1\times {\mathrm{4397}}^1$

素因数の和:4975

約数の個数: 64

約数和(自身を含む): 40831207920

約数和(自身を除く): 20658194032

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 292, 491, 584, 982, 1168, 1964, 2336, 3928, 4397, 4672, 7856, 8794, 9344, 15712, 17588, 31424, 35176, 35843, 62848, 70352, 71686, 140704, 143372, 281408, 286744, 320981, 562816, 573488, 641962, 1146976, 1283924, 2158927, 2293952, 2567848, 4317854, 4587904, 5135696, 8635708, 10271392, 17271416, 20542784, 34542832, 41085568, 69085664, 138171328, 157601671, 276342656, 315203342, 630406684, 1260813368, 2521626736, 5043253472, 10086506944, 20173013888]

約数ペア:

[(1, 20173013888), (2, 10086506944), (4, 5043253472), (8, 2521626736), (16, 1260813368), (32, 630406684), (64, 315203342), (73, 276342656), (128, 157601671), (146, 138171328), (292, 69085664), (491, 41085568), (584, 34542832), (982, 20542784), (1168, 17271416), (1964, 10271392), (2336, 8635708), (3928, 5135696), (4397, 4587904), (4672, 4317854), (7856, 2567848), (8794, 2293952), (9344, 2158927), (15712, 1283924), (17588, 1146976), (31424, 641962), (35176, 573488), (35843, 562816), (62848, 320981), (70352, 286744), (71686, 281408), (140704, 143372)]