16970876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 34221600

約数和(自身を除く): 17250724

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 89, 178, 193, 247, 356, 386, 494, 772, 988, 1157, 1691, 2314, 2509, 3382, 3667, 4628, 5018, 6764, 7334, 10036, 14668, 17177, 21983, 34354, 43966, 47671, 68708, 87932, 95342, 190684, 223301, 326363, 446602, 652726, 893204, 1305452, 4242719, 8485438, 16970876]

約数ペア:

[(1, 16970876), (2, 8485438), (4, 4242719), (13, 1305452), (19, 893204), (26, 652726), (38, 446602), (52, 326363), (76, 223301), (89, 190684), (178, 95342), (193, 87932), (247, 68708), (356, 47671), (386, 43966), (494, 34354), (772, 21983), (988, 17177), (1157, 14668), (1691, 10036), (2314, 7334), (2509, 6764), (3382, 5018), (3667, 4628)]