19112764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{7121}}^1$

素因数の和:7197

約数の個数: 24

約数和(自身を含む): 37091376

約数和(自身を除く): 17978612

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 7121, 14242, 28484, 78331, 156662, 313324, 434381, 868762, 1737524, 4778191, 9556382, 19112764]

約数ペア:

[(1, 19112764), (2, 9556382), (4, 4778191), (11, 1737524), (22, 868762), (44, 434381), (61, 313324), (122, 156662), (244, 78331), (671, 28484), (1342, 14242), (2684, 7121)]