19131008

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11497}}^1$

素因数の和:11524

約数の個数: 32

約数和(自身を含む): 41047860

約数和(自身を除く): 21916852

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11497, 22994, 45988, 91976, 149461, 183952, 298922, 367904, 597844, 735808, 1195688, 1471616, 2391376, 4782752, 9565504, 19131008]

約数ペア:

[(1, 19131008), (2, 9565504), (4, 4782752), (8, 2391376), (13, 1471616), (16, 1195688), (26, 735808), (32, 597844), (52, 367904), (64, 298922), (104, 183952), (128, 149461), (208, 91976), (416, 45988), (832, 22994), (1664, 11497)]