20145861316

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{23029}}^1$

素因数の和:23396

約数の個数: 48

約数和(自身を含む): 40753888000

約数和(自身を除く): 20608026684

約数列:

[1, 2, 4, 7, 14, 28, 157, 199, 314, 398, 628, 796, 1099, 1393, 2198, 2786, 4396, 5572, 23029, 31243, 46058, 62486, 92116, 124972, 161203, 218701, 322406, 437402, 644812, 874804, 3615553, 4582771, 7231106, 9165542, 14462212, 18331084, 25308871, 32079397, 50617742, 64158794, 101235484, 128317588, 719495047, 1438990094, 2877980188, 5036465329, 10072930658, 20145861316]

約数ペア:

[(1, 20145861316), (2, 10072930658), (4, 5036465329), (7, 2877980188), (14, 1438990094), (28, 719495047), (157, 128317588), (199, 101235484), (314, 64158794), (398, 50617742), (628, 32079397), (796, 25308871), (1099, 18331084), (1393, 14462212), (2198, 9165542), (2786, 7231106), (4396, 4582771), (5572, 3615553), (23029, 874804), (31243, 644812), (46058, 437402), (62486, 322406), (92116, 218701), (124972, 161203)]