19444906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 36197280

約数和(自身を除く): 16752374

約数列:

[1, 2, 13, 17, 26, 29, 34, 37, 41, 58, 74, 82, 221, 377, 442, 481, 493, 533, 629, 697, 754, 962, 986, 1066, 1073, 1189, 1258, 1394, 1517, 2146, 2378, 3034, 6409, 8177, 9061, 12818, 13949, 15457, 16354, 18122, 18241, 19721, 20213, 25789, 27898, 30914, 36482, 39442, 40426, 43993, 51578, 87986, 237133, 262769, 335257, 474266, 525538, 571909, 670514, 747881, 1143818, 1495762, 9722453, 19444906]

約数ペア:

[(1, 19444906), (2, 9722453), (13, 1495762), (17, 1143818), (26, 747881), (29, 670514), (34, 571909), (37, 525538), (41, 474266), (58, 335257), (74, 262769), (82, 237133), (221, 87986), (377, 51578), (442, 43993), (481, 40426), (493, 39442), (533, 36482), (629, 30914), (697, 27898), (754, 25789), (962, 20213), (986, 19721), (1066, 18241), (1073, 18122), (1189, 16354), (1258, 15457), (1394, 13949), (1517, 12818), (2146, 9061), (2378, 8177), (3034, 6409)]