19433648

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{7187}}^1$

素因数の和:7221

約数の個数: 30

約数和(自身を含む): 40777524

約数和(自身を除く): 21343876

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 7187, 14374, 28748, 57496, 93431, 114992, 186862, 373724, 747448, 1214603, 1494896, 2429206, 4858412, 9716824, 19433648]

約数ペア:

[(1, 19433648), (2, 9716824), (4, 4858412), (8, 2429206), (13, 1494896), (16, 1214603), (26, 747448), (52, 373724), (104, 186862), (169, 114992), (208, 93431), (338, 57496), (676, 28748), (1352, 14374), (2704, 7187)]