72633808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18379}}^1$

素因数の和:18419

約数の個数: 40

約数和(自身を含む): 159538400

約数和(自身を除く): 86904592

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 18379, 36758, 73516, 147032, 238927, 294064, 349201, 477854, 698402, 955708, 1396804, 1911416, 2793608, 3822832, 4539613, 5587216, 9079226, 18158452, 36316904, 72633808]

約数ペア:

[(1, 72633808), (2, 36316904), (4, 18158452), (8, 9079226), (13, 5587216), (16, 4539613), (19, 3822832), (26, 2793608), (38, 1911416), (52, 1396804), (76, 955708), (104, 698402), (152, 477854), (208, 349201), (247, 294064), (304, 238927), (494, 147032), (988, 73516), (1976, 36758), (3952, 18379)]