20173345912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{13681}}^1$

素因数の和:13904

約数の個数: 64

約数和(自身を含む): 40635540000

約数和(自身を除く): 20462194088

約数列:

[1, 2, 4, 8, 19, 38, 76, 89, 109, 152, 178, 218, 356, 436, 712, 872, 1691, 2071, 3382, 4142, 6764, 8284, 9701, 13528, 13681, 16568, 19402, 27362, 38804, 54724, 77608, 109448, 184319, 259939, 368638, 519878, 737276, 1039756, 1217609, 1474552, 1491229, 2079512, 2435218, 2982458, 4870436, 5964916, 9740872, 11929832, 23134571, 28333351, 46269142, 56666702, 92538284, 113333404, 132719381, 185076568, 226666808, 265438762, 530877524, 1061755048, 2521668239, 5043336478, 10086672956, 20173345912]

約数ペア:

[(1, 20173345912), (2, 10086672956), (4, 5043336478), (8, 2521668239), (19, 1061755048), (38, 530877524), (76, 265438762), (89, 226666808), (109, 185076568), (152, 132719381), (178, 113333404), (218, 92538284), (356, 56666702), (436, 46269142), (712, 28333351), (872, 23134571), (1691, 11929832), (2071, 9740872), (3382, 5964916), (4142, 4870436), (6764, 2982458), (8284, 2435218), (9701, 2079512), (13528, 1491229), (13681, 1474552), (16568, 1217609), (19402, 1039756), (27362, 737276), (38804, 519878), (54724, 368638), (77608, 259939), (109448, 184319)]