20380392

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 59604480

約数和(自身を除く): 39224088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 31, 36, 46, 62, 69, 72, 92, 93, 124, 138, 184, 186, 207, 248, 276, 279, 372, 397, 414, 552, 558, 713, 744, 794, 828, 1116, 1191, 1426, 1588, 1656, 2139, 2232, 2382, 2852, 3176, 3573, 4278, 4764, 5704, 6417, 7146, 8556, 9131, 9528, 12307, 12834, 14292, 17112, 18262, 24614, 25668, 27393, 28584, 36524, 36921, 49228, 51336, 54786, 73048, 73842, 82179, 98456, 109572, 110763, 147684, 164358, 219144, 221526, 283061, 295368, 328716, 443052, 566122, 657432, 849183, 886104, 1132244, 1698366, 2264488, 2547549, 3396732, 5095098, 6793464, 10190196, 20380392]

約数ペア:

[(1, 20380392), (2, 10190196), (3, 6793464), (4, 5095098), (6, 3396732), (8, 2547549), (9, 2264488), (12, 1698366), (18, 1132244), (23, 886104), (24, 849183), (31, 657432), (36, 566122), (46, 443052), (62, 328716), (69, 295368), (72, 283061), (92, 221526), (93, 219144), (124, 164358), (138, 147684), (184, 110763), (186, 109572), (207, 98456), (248, 82179), (276, 73842), (279, 73048), (372, 54786), (397, 51336), (414, 49228), (552, 36921), (558, 36524), (713, 28584), (744, 27393), (794, 25668), (828, 24614), (1116, 18262), (1191, 17112), (1426, 14292), (1588, 12834), (1656, 12307), (2139, 9528), (2232, 9131), (2382, 8556), (2852, 7146), (3176, 6417), (3573, 5704), (4278, 4764)]