19697844

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 50168160

約数和(自身を除く): 30470316

約数列:

[1, 2, 3, 4, 6, 12, 23, 29, 46, 58, 69, 87, 92, 107, 116, 138, 174, 214, 276, 321, 348, 428, 529, 642, 667, 1058, 1284, 1334, 1587, 2001, 2116, 2461, 2668, 3103, 3174, 4002, 4922, 6206, 6348, 7383, 8004, 9309, 9844, 12412, 14766, 15341, 18618, 29532, 30682, 37236, 46023, 56603, 61364, 71369, 92046, 113206, 142738, 169809, 184092, 214107, 226412, 285476, 339618, 428214, 679236, 856428, 1641487, 3282974, 4924461, 6565948, 9848922, 19697844]

約数ペア:

[(1, 19697844), (2, 9848922), (3, 6565948), (4, 4924461), (6, 3282974), (12, 1641487), (23, 856428), (29, 679236), (46, 428214), (58, 339618), (69, 285476), (87, 226412), (92, 214107), (107, 184092), (116, 169809), (138, 142738), (174, 113206), (214, 92046), (276, 71369), (321, 61364), (348, 56603), (428, 46023), (529, 37236), (642, 30682), (667, 29532), (1058, 18618), (1284, 15341), (1334, 14766), (1587, 12412), (2001, 9844), (2116, 9309), (2461, 8004), (2668, 7383), (3103, 6348), (3174, 6206), (4002, 4922)]