19656488

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7607}}^1$

素因数の和:7649

約数の個数: 32

約数和(自身を含む): 41083200

約数和(自身を除く): 21426712

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7607, 15214, 30428, 60856, 129319, 144533, 258638, 289066, 517276, 578132, 1034552, 1156264, 2457061, 4914122, 9828244, 19656488]

約数ペア:

[(1, 19656488), (2, 9828244), (4, 4914122), (8, 2457061), (17, 1156264), (19, 1034552), (34, 578132), (38, 517276), (68, 289066), (76, 258638), (136, 144533), (152, 129319), (323, 60856), (646, 30428), (1292, 15214), (2584, 7607)]