19655922

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 47738880

約数和(自身を除く): 28082958

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 78, 93, 143, 186, 286, 341, 403, 429, 682, 739, 806, 858, 1023, 1209, 1478, 2046, 2217, 2418, 4433, 4434, 8129, 8866, 9607, 13299, 16258, 19214, 22909, 24387, 26598, 28821, 45818, 48774, 57642, 68727, 105677, 137454, 211354, 251999, 297817, 317031, 503998, 595634, 634062, 755997, 893451, 1511994, 1786902, 3275987, 6551974, 9827961, 19655922]

約数ペア:

[(1, 19655922), (2, 9827961), (3, 6551974), (6, 3275987), (11, 1786902), (13, 1511994), (22, 893451), (26, 755997), (31, 634062), (33, 595634), (39, 503998), (62, 317031), (66, 297817), (78, 251999), (93, 211354), (143, 137454), (186, 105677), (286, 68727), (341, 57642), (403, 48774), (429, 45818), (682, 28821), (739, 26598), (806, 24387), (858, 22909), (1023, 19214), (1209, 16258), (1478, 13299), (2046, 9607), (2217, 8866), (2418, 8129), (4433, 4434)]