15940164

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 39495680

約数和(自身を除く): 23555516

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 151, 228, 302, 453, 463, 604, 906, 926, 1389, 1812, 1852, 2778, 2869, 5556, 5738, 8607, 8797, 11476, 17214, 17594, 26391, 34428, 35188, 52782, 69913, 105564, 139826, 209739, 279652, 419478, 838956, 1328347, 2656694, 3985041, 5313388, 7970082, 15940164]

約数ペア:

[(1, 15940164), (2, 7970082), (3, 5313388), (4, 3985041), (6, 2656694), (12, 1328347), (19, 838956), (38, 419478), (57, 279652), (76, 209739), (114, 139826), (151, 105564), (228, 69913), (302, 52782), (453, 35188), (463, 34428), (604, 26391), (906, 17594), (926, 17214), (1389, 11476), (1812, 8797), (1852, 8607), (2778, 5738), (2869, 5556)]