19193762

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1223}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 16057438

約数列:

[1, 2, 7, 14, 19, 38, 59, 118, 133, 266, 413, 826, 1121, 1223, 2242, 2446, 7847, 8561, 15694, 17122, 23237, 46474, 72157, 144314, 162659, 325318, 505099, 1010198, 1370983, 2741966, 9596881, 19193762]

約数ペア:

[(1, 19193762), (2, 9596881), (7, 2741966), (14, 1370983), (19, 1010198), (38, 505099), (59, 325318), (118, 162659), (133, 144314), (266, 72157), (413, 46474), (826, 23237), (1121, 17122), (1223, 15694), (2242, 8561), (2446, 7847)]