19698510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{953}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 51928128

約数和(自身を除く): 32229618

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 265, 318, 390, 530, 689, 795, 953, 1378, 1590, 1906, 2067, 2859, 3445, 4134, 4765, 5718, 6890, 9530, 10335, 12389, 14295, 20670, 24778, 28590, 37167, 50509, 61945, 74334, 101018, 123890, 151527, 185835, 252545, 303054, 371670, 505090, 656617, 757635, 1313234, 1515270, 1969851, 3283085, 3939702, 6566170, 9849255, 19698510]

約数ペア:

[(1, 19698510), (2, 9849255), (3, 6566170), (5, 3939702), (6, 3283085), (10, 1969851), (13, 1515270), (15, 1313234), (26, 757635), (30, 656617), (39, 505090), (53, 371670), (65, 303054), (78, 252545), (106, 185835), (130, 151527), (159, 123890), (195, 101018), (265, 74334), (318, 61945), (390, 50509), (530, 37167), (689, 28590), (795, 24778), (953, 20670), (1378, 14295), (1590, 12389), (1906, 10335), (2067, 9530), (2859, 6890), (3445, 5718), (4134, 4765)]