20876364

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1327}}^1$

素因数の和:1379

約数の個数: 72

約数和(自身を含む): 58007040

約数和(自身を除く): 37130676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1311, 1327, 1748, 2622, 2654, 3933, 3981, 5244, 5308, 7866, 7962, 11943, 15732, 15924, 23886, 25213, 30521, 47772, 50426, 61042, 75639, 91563, 100852, 122084, 151278, 183126, 226917, 274689, 302556, 366252, 453834, 549378, 579899, 907668, 1098756, 1159798, 1739697, 2319596, 3479394, 5219091, 6958788, 10438182, 20876364]

約数ペア:

[(1, 20876364), (2, 10438182), (3, 6958788), (4, 5219091), (6, 3479394), (9, 2319596), (12, 1739697), (18, 1159798), (19, 1098756), (23, 907668), (36, 579899), (38, 549378), (46, 453834), (57, 366252), (69, 302556), (76, 274689), (92, 226917), (114, 183126), (138, 151278), (171, 122084), (207, 100852), (228, 91563), (276, 75639), (342, 61042), (414, 50426), (437, 47772), (684, 30521), (828, 25213), (874, 23886), (1311, 15924), (1327, 15732), (1748, 11943), (2622, 7962), (2654, 7866), (3933, 5308), (3981, 5244)]