19280248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2083}}^1$

素因数の和:2191

約数の個数: 32

約数和(自身を含む): 39387600

約数和(自身を除く): 20107352

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2083, 2314, 4166, 4628, 8332, 9256, 16664, 27079, 54158, 108316, 185387, 216632, 370774, 741548, 1483096, 2410031, 4820062, 9640124, 19280248]

約数ペア:

[(1, 19280248), (2, 9640124), (4, 4820062), (8, 2410031), (13, 1483096), (26, 741548), (52, 370774), (89, 216632), (104, 185387), (178, 108316), (356, 54158), (712, 27079), (1157, 16664), (2083, 9256), (2314, 8332), (4166, 4628)]