20218132978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{60647}}^1$

素因数の和:60982

約数の個数: 32

約数和(自身を含む): 33070141440

約数和(自身を除く): 12852008462

約数列:

[1, 2, 19, 31, 38, 62, 283, 566, 589, 1178, 5377, 8773, 10754, 17546, 60647, 121294, 166687, 333374, 1152293, 1880057, 2304586, 3760114, 17163101, 34326202, 35721083, 71442166, 326098919, 532056131, 652197838, 1064112262, 10109066489, 20218132978]

約数ペア:

[(1, 20218132978), (2, 10109066489), (19, 1064112262), (31, 652197838), (38, 532056131), (62, 326098919), (283, 71442166), (566, 35721083), (589, 34326202), (1178, 17163101), (5377, 3760114), (8773, 2304586), (10754, 1880057), (17546, 1152293), (60647, 333374), (121294, 166687)]