20962592

素因数分解:

$2^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:514

約数の個数: 72

約数和(自身を含む): 49771260

約数和(自身を除く): 28808668

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 98, 112, 116, 196, 203, 224, 232, 392, 406, 461, 464, 784, 812, 922, 928, 1421, 1568, 1624, 1844, 2842, 3227, 3248, 3688, 5684, 6454, 6496, 7376, 11368, 12908, 13369, 14752, 22589, 22736, 25816, 26738, 45178, 45472, 51632, 53476, 90356, 93583, 103264, 106952, 180712, 187166, 213904, 361424, 374332, 427808, 655081, 722848, 748664, 1310162, 1497328, 2620324, 2994656, 5240648, 10481296, 20962592]

約数ペア:

[(1, 20962592), (2, 10481296), (4, 5240648), (7, 2994656), (8, 2620324), (14, 1497328), (16, 1310162), (28, 748664), (29, 722848), (32, 655081), (49, 427808), (56, 374332), (58, 361424), (98, 213904), (112, 187166), (116, 180712), (196, 106952), (203, 103264), (224, 93583), (232, 90356), (392, 53476), (406, 51632), (461, 45472), (464, 45178), (784, 26738), (812, 25816), (922, 22736), (928, 22589), (1421, 14752), (1568, 13369), (1624, 12908), (1844, 11368), (2842, 7376), (3227, 6496), (3248, 6454), (3688, 5684)]