18603351

素因数分解:

$3^6\times {\mathrm{13}}^2\times {\mathrm{151}}^1$

素因数の和:195

約数の個数: 42

約数和(自身を含む): 30402888

約数和(自身を除く): 11799537

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 151, 169, 243, 351, 453, 507, 729, 1053, 1359, 1521, 1963, 3159, 4077, 4563, 5889, 9477, 12231, 13689, 17667, 25519, 36693, 41067, 53001, 76557, 110079, 123201, 159003, 229671, 477009, 689013, 1431027, 2067039, 6201117, 18603351]

約数ペア:

[(1, 18603351), (3, 6201117), (9, 2067039), (13, 1431027), (27, 689013), (39, 477009), (81, 229671), (117, 159003), (151, 123201), (169, 110079), (243, 76557), (351, 53001), (453, 41067), (507, 36693), (729, 25519), (1053, 17667), (1359, 13689), (1521, 12231), (1963, 9477), (3159, 5889), (4077, 4563)]