20190169904

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{461}}^1\times {\mathrm{18371}}^1$

素因数の和:18989

約数の個数: 40

約数和(自身を含む): 39468567600

約数和(自身を除く): 19278397696

約数列:

[1, 2, 4, 8, 16, 149, 298, 461, 596, 922, 1192, 1844, 2384, 3688, 7376, 18371, 36742, 68689, 73484, 137378, 146968, 274756, 293936, 549512, 1099024, 2737279, 5474558, 8469031, 10949116, 16938062, 21898232, 33876124, 43796464, 67752248, 135504496, 1261885619, 2523771238, 5047542476, 10095084952, 20190169904]

約数ペア:

[(1, 20190169904), (2, 10095084952), (4, 5047542476), (8, 2523771238), (16, 1261885619), (149, 135504496), (298, 67752248), (461, 43796464), (596, 33876124), (922, 21898232), (1192, 16938062), (1844, 10949116), (2384, 8469031), (3688, 5474558), (7376, 2737279), (18371, 1099024), (36742, 549512), (68689, 293936), (73484, 274756), (137378, 146968)]