19608446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 37920960

約数和(自身を除く): 18312514

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 37, 74, 109, 143, 187, 218, 221, 286, 374, 407, 442, 481, 629, 814, 962, 1199, 1258, 1417, 1853, 2398, 2431, 2834, 3706, 4033, 4862, 5291, 6919, 8066, 8177, 10582, 13838, 15587, 16354, 20383, 24089, 31174, 40766, 44363, 48178, 52429, 68561, 88726, 89947, 104858, 137122, 179894, 264979, 529958, 576719, 754171, 891293, 1153438, 1508342, 1782586, 9804223, 19608446]

約数ペア:

[(1, 19608446), (2, 9804223), (11, 1782586), (13, 1508342), (17, 1153438), (22, 891293), (26, 754171), (34, 576719), (37, 529958), (74, 264979), (109, 179894), (143, 137122), (187, 104858), (218, 89947), (221, 88726), (286, 68561), (374, 52429), (407, 48178), (442, 44363), (481, 40766), (629, 31174), (814, 24089), (962, 20383), (1199, 16354), (1258, 15587), (1417, 13838), (1853, 10582), (2398, 8177), (2431, 8066), (2834, 6919), (3706, 5291), (4033, 4862)]