20668362

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 52176960

約数和(自身を除く): 31508598

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 51, 66, 78, 102, 109, 143, 169, 187, 218, 221, 286, 327, 338, 374, 429, 442, 507, 561, 654, 663, 858, 1014, 1122, 1199, 1326, 1417, 1853, 1859, 2398, 2431, 2834, 2873, 3597, 3706, 3718, 4251, 4862, 5559, 5577, 5746, 7194, 7293, 8502, 8619, 11118, 11154, 14586, 15587, 17238, 18421, 20383, 24089, 31174, 31603, 36842, 40766, 46761, 48178, 55263, 61149, 63206, 72267, 93522, 94809, 110526, 122298, 144534, 189618, 202631, 264979, 313157, 405262, 529958, 607893, 626314, 794937, 939471, 1215786, 1589874, 1878942, 3444727, 6889454, 10334181, 20668362]

約数ペア:

[(1, 20668362), (2, 10334181), (3, 6889454), (6, 3444727), (11, 1878942), (13, 1589874), (17, 1215786), (22, 939471), (26, 794937), (33, 626314), (34, 607893), (39, 529958), (51, 405262), (66, 313157), (78, 264979), (102, 202631), (109, 189618), (143, 144534), (169, 122298), (187, 110526), (218, 94809), (221, 93522), (286, 72267), (327, 63206), (338, 61149), (374, 55263), (429, 48178), (442, 46761), (507, 40766), (561, 36842), (654, 31603), (663, 31174), (858, 24089), (1014, 20383), (1122, 18421), (1199, 17238), (1326, 15587), (1417, 14586), (1853, 11154), (1859, 11118), (2398, 8619), (2431, 8502), (2834, 7293), (2873, 7194), (3597, 5746), (3706, 5577), (3718, 5559), (4251, 4862)]