19209684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6481}}^1$

素因数の和:6520

約数の個数: 48

約数和(自身を含む): 50818880

約数和(自身を除く): 31609196

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6481, 12962, 19443, 25924, 38886, 77772, 84253, 123139, 168506, 246278, 252759, 337012, 369417, 492556, 505518, 738834, 1011036, 1477668, 1600807, 3201614, 4802421, 6403228, 9604842, 19209684]

約数ペア:

[(1, 19209684), (2, 9604842), (3, 6403228), (4, 4802421), (6, 3201614), (12, 1600807), (13, 1477668), (19, 1011036), (26, 738834), (38, 505518), (39, 492556), (52, 369417), (57, 337012), (76, 252759), (78, 246278), (114, 168506), (156, 123139), (228, 84253), (247, 77772), (494, 38886), (741, 25924), (988, 19443), (1482, 12962), (2964, 6481)]