661567232

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{136013}}^1$

素因数の和:136048

約数の個数: 36

約数和(自身を含む): 1390063080

約数和(自身を除く): 728495848

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 136013, 272026, 544052, 1088104, 2176208, 2584247, 4352416, 5168494, 8704832, 10336988, 17409664, 20673976, 34819328, 41347952, 82695904, 165391808, 330783616, 661567232]

約数ペア:

[(1, 661567232), (2, 330783616), (4, 165391808), (8, 82695904), (16, 41347952), (19, 34819328), (32, 20673976), (38, 17409664), (64, 10336988), (76, 8704832), (128, 5168494), (152, 4352416), (256, 2584247), (304, 2176208), (608, 1088104), (1216, 544052), (2432, 272026), (4864, 136013)]