19766838

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{883}}^1$

素因数の和:949

約数の個数: 64

約数和(自身を含む): 49900032

約数和(自身を除く): 30133194

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 41, 42, 78, 82, 91, 123, 182, 246, 273, 287, 533, 546, 574, 861, 883, 1066, 1599, 1722, 1766, 2649, 3198, 3731, 5298, 6181, 7462, 11193, 11479, 12362, 18543, 22386, 22958, 34437, 36203, 37086, 68874, 72406, 80353, 108609, 160706, 217218, 241059, 253421, 470639, 482118, 506842, 760263, 941278, 1411917, 1520526, 2823834, 3294473, 6588946, 9883419, 19766838]

約数ペア:

[(1, 19766838), (2, 9883419), (3, 6588946), (6, 3294473), (7, 2823834), (13, 1520526), (14, 1411917), (21, 941278), (26, 760263), (39, 506842), (41, 482118), (42, 470639), (78, 253421), (82, 241059), (91, 217218), (123, 160706), (182, 108609), (246, 80353), (273, 72406), (287, 68874), (533, 37086), (546, 36203), (574, 34437), (861, 22958), (883, 22386), (1066, 18543), (1599, 12362), (1722, 11479), (1766, 11193), (2649, 7462), (3198, 6181), (3731, 5298)]