19665756

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{937}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 55311984

約数和(自身を除く): 35646228

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 53, 66, 99, 106, 132, 159, 198, 212, 318, 396, 477, 583, 636, 937, 954, 1166, 1749, 1874, 1908, 2332, 2811, 3498, 3748, 5247, 5622, 6996, 8433, 10307, 10494, 11244, 16866, 20614, 20988, 30921, 33732, 41228, 49661, 61842, 92763, 99322, 123684, 148983, 185526, 198644, 297966, 371052, 446949, 546271, 595932, 893898, 1092542, 1638813, 1787796, 2185084, 3277626, 4916439, 6555252, 9832878, 19665756]

約数ペア:

[(1, 19665756), (2, 9832878), (3, 6555252), (4, 4916439), (6, 3277626), (9, 2185084), (11, 1787796), (12, 1638813), (18, 1092542), (22, 893898), (33, 595932), (36, 546271), (44, 446949), (53, 371052), (66, 297966), (99, 198644), (106, 185526), (132, 148983), (159, 123684), (198, 99322), (212, 92763), (318, 61842), (396, 49661), (477, 41228), (583, 33732), (636, 30921), (937, 20988), (954, 20614), (1166, 16866), (1749, 11244), (1874, 10494), (1908, 10307), (2332, 8433), (2811, 6996), (3498, 5622), (3748, 5247)]