19994864

素因数分解:

$2^4\times {\mathrm{59}}^2\times {\mathrm{359}}^1$

素因数の和:485

約数の個数: 30

約数和(自身を含む): 39517560

約数和(自身を除く): 19522696

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 359, 472, 718, 944, 1436, 2872, 3481, 5744, 6962, 13924, 21181, 27848, 42362, 55696, 84724, 169448, 338896, 1249679, 2499358, 4998716, 9997432, 19994864]

約数ペア:

[(1, 19994864), (2, 9997432), (4, 4998716), (8, 2499358), (16, 1249679), (59, 338896), (118, 169448), (236, 84724), (359, 55696), (472, 42362), (718, 27848), (944, 21181), (1436, 13924), (2872, 6962), (3481, 5744)]