1916481778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{20849}}^1$

素因数の和:20970

約数の個数: 32

約数和(自身を含む): 3152520000

約数和(自身を除く): 1236038222

約数列:

[1, 2, 19, 38, 41, 59, 82, 118, 779, 1121, 1558, 2242, 2419, 4838, 20849, 41698, 45961, 91922, 396131, 792262, 854809, 1230091, 1709618, 2460182, 16241371, 23371729, 32482742, 46743458, 50433731, 100867462, 958240889, 1916481778]

約数ペア:

[(1, 1916481778), (2, 958240889), (19, 100867462), (38, 50433731), (41, 46743458), (59, 32482742), (82, 23371729), (118, 16241371), (779, 2460182), (1121, 1709618), (1558, 1230091), (2242, 854809), (2419, 792262), (4838, 396131), (20849, 91922), (41698, 45961)]