16904908

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:574

約数の個数: 36

約数和(自身を含む): 32644080

約数和(自身を除く): 15739172

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 361, 437, 509, 722, 874, 1018, 1444, 1748, 2036, 8303, 9671, 11707, 16606, 19342, 23414, 33212, 38684, 46828, 183749, 222433, 367498, 444866, 734996, 889732, 4226227, 8452454, 16904908]

約数ペア:

[(1, 16904908), (2, 8452454), (4, 4226227), (19, 889732), (23, 734996), (38, 444866), (46, 367498), (76, 222433), (92, 183749), (361, 46828), (437, 38684), (509, 33212), (722, 23414), (874, 19342), (1018, 16606), (1444, 11707), (1748, 9671), (2036, 8303)]