19482008

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3823}}^1$

素因数の和:3856

約数の個数: 48

約数和(自身を含む): 45773280

約数和(自身を除く): 26291272

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 3823, 5096, 7646, 15292, 26761, 30584, 49699, 53522, 99398, 107044, 187327, 198796, 214088, 347893, 374654, 397592, 695786, 749308, 1391572, 1498616, 2435251, 2783144, 4870502, 9741004, 19482008]

約数ペア:

[(1, 19482008), (2, 9741004), (4, 4870502), (7, 2783144), (8, 2435251), (13, 1498616), (14, 1391572), (26, 749308), (28, 695786), (49, 397592), (52, 374654), (56, 347893), (91, 214088), (98, 198796), (104, 187327), (182, 107044), (196, 99398), (364, 53522), (392, 49699), (637, 30584), (728, 26761), (1274, 15292), (2548, 7646), (3823, 5096)]