19475836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4201}}^1$

素因数の和:4285

約数の個数: 24

約数和(自身を含む): 36473360

約数和(自身を除く): 16997524

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4201, 4636, 8402, 16804, 79819, 159638, 256261, 319276, 512522, 1025044, 4868959, 9737918, 19475836]

約数ペア:

[(1, 19475836), (2, 9737918), (4, 4868959), (19, 1025044), (38, 512522), (61, 319276), (76, 256261), (122, 159638), (244, 79819), (1159, 16804), (2318, 8402), (4201, 4636)]