19601806

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1249}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 36000000

約数和(自身を除く): 16398194

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 826, 1121, 1249, 2242, 2498, 7847, 8743, 15694, 17486, 23731, 47462, 73691, 147382, 166117, 332234, 515837, 1031674, 1400129, 2800258, 9800903, 19601806]

約数ペア:

[(1, 19601806), (2, 9800903), (7, 2800258), (14, 1400129), (19, 1031674), (38, 515837), (59, 332234), (118, 166117), (133, 147382), (266, 73691), (413, 47462), (826, 23731), (1121, 17486), (1249, 15694), (2242, 8743), (2498, 7847)]