20155855552

素因数分解:

$2^6\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{40063}}^1$

素因数の和:41205

約数の個数: 56

約数和(自身を含む): 45752446976

約数和(自身を除く): 25596591424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 1123, 2246, 4492, 7861, 8984, 15722, 17968, 31444, 35936, 40063, 62888, 71872, 80126, 125776, 160252, 251552, 280441, 320504, 503104, 560882, 641008, 1121764, 1282016, 2243528, 2564032, 4487056, 8974112, 17948224, 44990749, 89981498, 179962996, 314935243, 359925992, 629870486, 719851984, 1259740972, 1439703968, 2519481944, 2879407936, 5038963888, 10077927776, 20155855552]

約数ペア:

[(1, 20155855552), (2, 10077927776), (4, 5038963888), (7, 2879407936), (8, 2519481944), (14, 1439703968), (16, 1259740972), (28, 719851984), (32, 629870486), (56, 359925992), (64, 314935243), (112, 179962996), (224, 89981498), (448, 44990749), (1123, 17948224), (2246, 8974112), (4492, 4487056), (7861, 2564032), (8984, 2243528), (15722, 1282016), (17968, 1121764), (31444, 641008), (35936, 560882), (40063, 503104), (62888, 320504), (71872, 280441), (80126, 251552), (125776, 160252)]