12928318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 21833280

約数和(自身を除く): 8904962

約数列:

[1, 2, 13, 26, 37, 74, 89, 151, 178, 302, 481, 962, 1157, 1963, 2314, 3293, 3926, 5587, 6586, 11174, 13439, 26878, 42809, 72631, 85618, 145262, 174707, 349414, 497243, 994486, 6464159, 12928318]

約数ペア:

[(1, 12928318), (2, 6464159), (13, 994486), (26, 497243), (37, 349414), (74, 174707), (89, 145262), (151, 85618), (178, 72631), (302, 42809), (481, 26878), (962, 13439), (1157, 11174), (1963, 6586), (2314, 5587), (3293, 3926)]