1979931248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{16889}}^1$

素因数の和:17345

約数の個数: 40

約数和(自身を含む): 4071435840

約数和(自身を除く): 2091504592

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 431, 862, 1724, 3448, 6896, 7327, 14654, 16889, 29308, 33778, 58616, 67556, 117232, 135112, 270224, 287113, 574226, 1148452, 2296904, 4593808, 7279159, 14558318, 29116636, 58233272, 116466544, 123745703, 247491406, 494982812, 989965624, 1979931248]

約数ペア:

[(1, 1979931248), (2, 989965624), (4, 494982812), (8, 247491406), (16, 123745703), (17, 116466544), (34, 58233272), (68, 29116636), (136, 14558318), (272, 7279159), (431, 4593808), (862, 2296904), (1724, 1148452), (3448, 574226), (6896, 287113), (7327, 270224), (14654, 135112), (16889, 117232), (29308, 67556), (33778, 58616)]