19519164

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{25819}}^1$

素因数の和:25839

約数の個数: 48

約数和(自身を含む): 57836800

約数和(自身を除く): 38317636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 25819, 51638, 77457, 103276, 154914, 180733, 232371, 309828, 361466, 464742, 542199, 697113, 722932, 929484, 1084398, 1394226, 1626597, 2168796, 2788452, 3253194, 4879791, 6506388, 9759582, 19519164]

約数ペア:

[(1, 19519164), (2, 9759582), (3, 6506388), (4, 4879791), (6, 3253194), (7, 2788452), (9, 2168796), (12, 1626597), (14, 1394226), (18, 1084398), (21, 929484), (27, 722932), (28, 697113), (36, 542199), (42, 464742), (54, 361466), (63, 309828), (84, 232371), (108, 180733), (126, 154914), (189, 103276), (252, 77457), (378, 51638), (756, 25819)]