19611256

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5741}}^1$

素因数の和:5815

約数の個数: 32

約数和(自身を含む): 42720480

約数和(自身を除く): 23109224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 5741, 11482, 22964, 40187, 45928, 80374, 160748, 321496, 350201, 700402, 1400804, 2451407, 2801608, 4902814, 9805628, 19611256]

約数ペア:

[(1, 19611256), (2, 9805628), (4, 4902814), (7, 2801608), (8, 2451407), (14, 1400804), (28, 700402), (56, 350201), (61, 321496), (122, 160748), (244, 80374), (427, 45928), (488, 40187), (854, 22964), (1708, 11482), (3416, 5741)]