19238718

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1279}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 21311682

約数列:

[1, 2, 3, 6, 23, 46, 69, 109, 138, 218, 327, 654, 1279, 2507, 2558, 3837, 5014, 7521, 7674, 15042, 29417, 58834, 88251, 139411, 176502, 278822, 418233, 836466, 3206453, 6412906, 9619359, 19238718]

約数ペア:

[(1, 19238718), (2, 9619359), (3, 6412906), (6, 3206453), (23, 836466), (46, 418233), (69, 278822), (109, 176502), (138, 139411), (218, 88251), (327, 58834), (654, 29417), (1279, 15042), (2507, 7674), (2558, 7521), (3837, 5014)]