20693394

素因数分解:

$2^1\times 3^8\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 49598640

約数和(自身を除く): 28905246

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 83, 114, 162, 166, 171, 243, 249, 342, 486, 498, 513, 729, 747, 1026, 1458, 1494, 1539, 1577, 2187, 2241, 3078, 3154, 4374, 4482, 4617, 4731, 6561, 6723, 9234, 9462, 13122, 13446, 13851, 14193, 20169, 27702, 28386, 40338, 41553, 42579, 60507, 83106, 85158, 121014, 124659, 127737, 181521, 249318, 255474, 363042, 383211, 544563, 766422, 1089126, 1149633, 2299266, 3448899, 6897798, 10346697, 20693394]

約数ペア:

[(1, 20693394), (2, 10346697), (3, 6897798), (6, 3448899), (9, 2299266), (18, 1149633), (19, 1089126), (27, 766422), (38, 544563), (54, 383211), (57, 363042), (81, 255474), (83, 249318), (114, 181521), (162, 127737), (166, 124659), (171, 121014), (243, 85158), (249, 83106), (342, 60507), (486, 42579), (498, 41553), (513, 40338), (729, 28386), (747, 27702), (1026, 20169), (1458, 14193), (1494, 13851), (1539, 13446), (1577, 13122), (2187, 9462), (2241, 9234), (3078, 6723), (3154, 6561), (4374, 4731), (4482, 4617)]