19165419

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3343}}^1$

素因数の和:3376

約数の個数: 36

約数和(自身を含む): 34690656

約数和(自身を除く): 15525237

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3343, 5733, 10029, 23401, 30087, 43459, 70203, 130377, 163807, 210609, 304213, 391131, 491421, 912639, 1474263, 2129491, 2737917, 6388473, 19165419]

約数ペア:

[(1, 19165419), (3, 6388473), (7, 2737917), (9, 2129491), (13, 1474263), (21, 912639), (39, 491421), (49, 391131), (63, 304213), (91, 210609), (117, 163807), (147, 130377), (273, 70203), (441, 43459), (637, 30087), (819, 23401), (1911, 10029), (3343, 5733)]