19961553858

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1\times {\mathrm{5743}}^1$

素因数の和:6143

約数の個数: 64

約数和(自身を含む): 42283192320

約数和(自身を除く): 22321638462

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 283, 534, 566, 849, 1698, 2047, 4094, 5743, 6141, 6509, 11486, 12282, 13018, 17229, 19527, 25187, 34458, 39054, 50374, 75561, 132089, 151122, 264178, 396267, 511127, 579301, 792534, 1022254, 1158602, 1533381, 1625269, 1737903, 3066762, 3250538, 3475806, 4875807, 9751614, 11755921, 23511842, 35267763, 37381187, 70535526, 74762374, 112143561, 144648941, 224287122, 289297882, 433946823, 867893646, 3326925643, 6653851286, 9980776929, 19961553858]

約数ペア:

[(1, 19961553858), (2, 9980776929), (3, 6653851286), (6, 3326925643), (23, 867893646), (46, 433946823), (69, 289297882), (89, 224287122), (138, 144648941), (178, 112143561), (267, 74762374), (283, 70535526), (534, 37381187), (566, 35267763), (849, 23511842), (1698, 11755921), (2047, 9751614), (4094, 4875807), (5743, 3475806), (6141, 3250538), (6509, 3066762), (11486, 1737903), (12282, 1625269), (13018, 1533381), (17229, 1158602), (19527, 1022254), (25187, 792534), (34458, 579301), (39054, 511127), (50374, 396267), (75561, 264178), (132089, 151122)]