72019948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17987}}^1$

素因数の和:18022

約数の個数: 48

約数和(自身を含む): 169231104

約数和(自身を除く): 97211156

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 17987, 35974, 71948, 125909, 197857, 233831, 251818, 395714, 467662, 503636, 791428, 935324, 1384999, 1636817, 2572141, 2769998, 3273634, 5144282, 5539996, 6547268, 10288564, 18004987, 36009974, 72019948]

約数ペア:

[(1, 72019948), (2, 36009974), (4, 18004987), (7, 10288564), (11, 6547268), (13, 5539996), (14, 5144282), (22, 3273634), (26, 2769998), (28, 2572141), (44, 1636817), (52, 1384999), (77, 935324), (91, 791428), (143, 503636), (154, 467662), (182, 395714), (286, 251818), (308, 233831), (364, 197857), (572, 125909), (1001, 71948), (2002, 35974), (4004, 17987)]