19898862792

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{490313}}^1$

素因数の和:490430

約数の個数: 64

約数和(自身を含む): 52953912000

約数和(自身を除く): 33055049208

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 89, 114, 152, 178, 228, 267, 356, 456, 534, 712, 1068, 1691, 2136, 3382, 5073, 6764, 10146, 13528, 20292, 40584, 490313, 980626, 1470939, 1961252, 2941878, 3922504, 5883756, 9315947, 11767512, 18631894, 27947841, 37263788, 43637857, 55895682, 74527576, 87275714, 111791364, 130913571, 174551428, 223582728, 261827142, 349102856, 523654284, 829119283, 1047308568, 1658238566, 2487357849, 3316477132, 4974715698, 6632954264, 9949431396, 19898862792]

約数ペア:

[(1, 19898862792), (2, 9949431396), (3, 6632954264), (4, 4974715698), (6, 3316477132), (8, 2487357849), (12, 1658238566), (19, 1047308568), (24, 829119283), (38, 523654284), (57, 349102856), (76, 261827142), (89, 223582728), (114, 174551428), (152, 130913571), (178, 111791364), (228, 87275714), (267, 74527576), (356, 55895682), (456, 43637857), (534, 37263788), (712, 27947841), (1068, 18631894), (1691, 11767512), (2136, 9315947), (3382, 5883756), (5073, 3922504), (6764, 2941878), (10146, 1961252), (13528, 1470939), (20292, 980626), (40584, 490313)]