20145346904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1\times {\mathrm{5711}}^1$

素因数の和:6768

約数の個数: 64

約数和(自身を含む): 41537664000

約数和(自身を除く): 21392317096

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1009, 1748, 2018, 3496, 4036, 5711, 8072, 11422, 19171, 22844, 23207, 38342, 45688, 46414, 76684, 92828, 108509, 131353, 153368, 185656, 217018, 262706, 434036, 440933, 525412, 868072, 881866, 1050824, 1763732, 2495707, 3527464, 4991414, 5762399, 9982828, 11524798, 19965656, 23049596, 46099192, 109485581, 132535177, 218971162, 265070354, 437942324, 530140708, 875884648, 1060281416, 2518168363, 5036336726, 10072673452, 20145346904]

約数ペア:

[(1, 20145346904), (2, 10072673452), (4, 5036336726), (8, 2518168363), (19, 1060281416), (23, 875884648), (38, 530140708), (46, 437942324), (76, 265070354), (92, 218971162), (152, 132535177), (184, 109485581), (437, 46099192), (874, 23049596), (1009, 19965656), (1748, 11524798), (2018, 9982828), (3496, 5762399), (4036, 4991414), (5711, 3527464), (8072, 2495707), (11422, 1763732), (19171, 1050824), (22844, 881866), (23207, 868072), (38342, 525412), (45688, 440933), (46414, 434036), (76684, 262706), (92828, 217018), (108509, 185656), (131353, 153368)]