19180616

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26347}}^1$

素因数の和:26373

約数の個数: 32

約数和(自身を含む): 44264640

約数和(自身を除く): 25084024

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 26347, 52694, 105388, 184429, 210776, 342511, 368858, 685022, 737716, 1370044, 1475432, 2397577, 2740088, 4795154, 9590308, 19180616]

約数ペア:

[(1, 19180616), (2, 9590308), (4, 4795154), (7, 2740088), (8, 2397577), (13, 1475432), (14, 1370044), (26, 737716), (28, 685022), (52, 368858), (56, 342511), (91, 210776), (104, 184429), (182, 105388), (364, 52694), (728, 26347)]