20936808

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 39715992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 47, 69, 72, 92, 94, 138, 141, 184, 188, 207, 269, 276, 282, 376, 414, 423, 538, 552, 564, 807, 828, 846, 1076, 1081, 1128, 1614, 1656, 1692, 2152, 2162, 2421, 3228, 3243, 3384, 4324, 4842, 6187, 6456, 6486, 8648, 9684, 9729, 12374, 12643, 12972, 18561, 19368, 19458, 24748, 25286, 25944, 37122, 37929, 38916, 49496, 50572, 55683, 74244, 75858, 77832, 101144, 111366, 113787, 148488, 151716, 222732, 227574, 290789, 303432, 445464, 455148, 581578, 872367, 910296, 1163156, 1744734, 2326312, 2617101, 3489468, 5234202, 6978936, 10468404, 20936808]

約数ペア:

[(1, 20936808), (2, 10468404), (3, 6978936), (4, 5234202), (6, 3489468), (8, 2617101), (9, 2326312), (12, 1744734), (18, 1163156), (23, 910296), (24, 872367), (36, 581578), (46, 455148), (47, 445464), (69, 303432), (72, 290789), (92, 227574), (94, 222732), (138, 151716), (141, 148488), (184, 113787), (188, 111366), (207, 101144), (269, 77832), (276, 75858), (282, 74244), (376, 55683), (414, 50572), (423, 49496), (538, 38916), (552, 37929), (564, 37122), (807, 25944), (828, 25286), (846, 24748), (1076, 19458), (1081, 19368), (1128, 18561), (1614, 12972), (1656, 12643), (1692, 12374), (2152, 9729), (2162, 9684), (2421, 8648), (3228, 6486), (3243, 6456), (3384, 6187), (4324, 4842)]