19619222

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 34696512

約数和(自身を除く): 15077290

約数列:

[1, 2, 7, 14, 53, 106, 137, 193, 274, 371, 386, 742, 959, 1351, 1918, 2702, 7261, 10229, 14522, 20458, 26441, 50827, 52882, 71603, 101654, 143206, 185087, 370174, 1401373, 2802746, 9809611, 19619222]

約数ペア:

[(1, 19619222), (2, 9809611), (7, 2802746), (14, 1401373), (53, 370174), (106, 185087), (137, 143206), (193, 101654), (274, 71603), (371, 52882), (386, 50827), (742, 26441), (959, 20458), (1351, 14522), (1918, 10229), (2702, 7261)]