19833986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 12998014

約数列:

[1, 2, 19, 31, 38, 62, 113, 149, 226, 298, 589, 1178, 2147, 2831, 3503, 4294, 4619, 5662, 7006, 9238, 16837, 33674, 66557, 87761, 133114, 175522, 319903, 521947, 639806, 1043894, 9916993, 19833986]

約数ペア:

[(1, 19833986), (2, 9916993), (19, 1043894), (31, 639806), (38, 521947), (62, 319903), (113, 175522), (149, 133114), (226, 87761), (298, 66557), (589, 33674), (1178, 16837), (2147, 9238), (2831, 7006), (3503, 5662), (4294, 4619)]