20195698432

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{866917}}^1$

素因数の和:866953

約数の個数: 72

約数和(自身を含む): 49615450976

約数和(自身を除く): 29419752544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 11648, 23296, 866917, 1733834, 3467668, 6068419, 6935336, 11269921, 12136838, 13870672, 22539842, 24273676, 27741344, 45079684, 48547352, 55482688, 78889447, 90159368, 97094704, 110965376, 157778894, 180318736, 194189408, 221930752, 315557788, 360637472, 388378816, 631115576, 721274944, 776757632, 1262231152, 1442549888, 1553515264, 2524462304, 2885099776, 5048924608, 10097849216, 20195698432]

約数ペア:

[(1, 20195698432), (2, 10097849216), (4, 5048924608), (7, 2885099776), (8, 2524462304), (13, 1553515264), (14, 1442549888), (16, 1262231152), (26, 776757632), (28, 721274944), (32, 631115576), (52, 388378816), (56, 360637472), (64, 315557788), (91, 221930752), (104, 194189408), (112, 180318736), (128, 157778894), (182, 110965376), (208, 97094704), (224, 90159368), (256, 78889447), (364, 55482688), (416, 48547352), (448, 45079684), (728, 27741344), (832, 24273676), (896, 22539842), (1456, 13870672), (1664, 12136838), (1792, 11269921), (2912, 6935336), (3328, 6068419), (5824, 3467668), (11648, 1733834), (23296, 866917)]