26728130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18691}}^1$

素因数の和:18722

約数の個数: 32

約数和(自身を含む): 56524608

約数和(自身を除く): 29796478

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 18691, 37382, 93455, 186910, 205601, 242983, 411202, 485966, 1028005, 1214915, 2056010, 2429830, 2672813, 5345626, 13364065, 26728130]

約数ペア:

[(1, 26728130), (2, 13364065), (5, 5345626), (10, 2672813), (11, 2429830), (13, 2056010), (22, 1214915), (26, 1028005), (55, 485966), (65, 411202), (110, 242983), (130, 205601), (143, 186910), (286, 93455), (715, 37382), (1430, 18691)]