19514748

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 34675332

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 31, 33, 38, 44, 57, 62, 66, 76, 93, 114, 124, 132, 186, 209, 228, 251, 341, 372, 418, 502, 589, 627, 682, 753, 836, 1004, 1023, 1178, 1254, 1364, 1506, 1767, 2046, 2356, 2508, 2761, 3012, 3534, 4092, 4769, 5522, 6479, 7068, 7781, 8283, 9538, 11044, 12958, 14307, 15562, 16566, 19076, 19437, 23343, 25916, 28614, 31124, 33132, 38874, 46686, 52459, 57228, 77748, 85591, 93372, 104918, 147839, 157377, 171182, 209836, 256773, 295678, 314754, 342364, 443517, 513546, 591356, 629508, 887034, 1027092, 1626229, 1774068, 3252458, 4878687, 6504916, 9757374, 19514748]

約数ペア:

[(1, 19514748), (2, 9757374), (3, 6504916), (4, 4878687), (6, 3252458), (11, 1774068), (12, 1626229), (19, 1027092), (22, 887034), (31, 629508), (33, 591356), (38, 513546), (44, 443517), (57, 342364), (62, 314754), (66, 295678), (76, 256773), (93, 209836), (114, 171182), (124, 157377), (132, 147839), (186, 104918), (209, 93372), (228, 85591), (251, 77748), (341, 57228), (372, 52459), (418, 46686), (502, 38874), (589, 33132), (627, 31124), (682, 28614), (753, 25916), (836, 23343), (1004, 19437), (1023, 19076), (1178, 16566), (1254, 15562), (1364, 14307), (1506, 12958), (1767, 11044), (2046, 9538), (2356, 8283), (2508, 7781), (2761, 7068), (3012, 6479), (3534, 5522), (4092, 4769)]