20671296

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 112

約数和(自身を含む): 59301888

約数和(自身を除く): 38630592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 32, 46, 48, 62, 64, 69, 92, 93, 96, 124, 138, 151, 184, 186, 192, 248, 276, 302, 368, 372, 453, 496, 552, 604, 713, 736, 744, 906, 992, 1104, 1208, 1426, 1472, 1488, 1812, 1984, 2139, 2208, 2416, 2852, 2976, 3473, 3624, 4278, 4416, 4681, 4832, 5704, 5952, 6946, 7248, 8556, 9362, 9664, 10419, 11408, 13892, 14043, 14496, 17112, 18724, 20838, 22816, 27784, 28086, 28992, 34224, 37448, 41676, 45632, 55568, 56172, 68448, 74896, 83352, 107663, 111136, 112344, 136896, 149792, 166704, 215326, 222272, 224688, 299584, 322989, 333408, 430652, 449376, 645978, 666816, 861304, 898752, 1291956, 1722608, 2583912, 3445216, 5167824, 6890432, 10335648, 20671296]

約数ペア:

[(1, 20671296), (2, 10335648), (3, 6890432), (4, 5167824), (6, 3445216), (8, 2583912), (12, 1722608), (16, 1291956), (23, 898752), (24, 861304), (31, 666816), (32, 645978), (46, 449376), (48, 430652), (62, 333408), (64, 322989), (69, 299584), (92, 224688), (93, 222272), (96, 215326), (124, 166704), (138, 149792), (151, 136896), (184, 112344), (186, 111136), (192, 107663), (248, 83352), (276, 74896), (302, 68448), (368, 56172), (372, 55568), (453, 45632), (496, 41676), (552, 37448), (604, 34224), (713, 28992), (736, 28086), (744, 27784), (906, 22816), (992, 20838), (1104, 18724), (1208, 17112), (1426, 14496), (1472, 14043), (1488, 13892), (1812, 11408), (1984, 10419), (2139, 9664), (2208, 9362), (2416, 8556), (2852, 7248), (2976, 6946), (3473, 5952), (3624, 5704), (4278, 4832), (4416, 4681)]