19297572

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 53855424

約数和(自身を除く): 34557852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 49, 74, 84, 98, 111, 147, 148, 196, 222, 259, 294, 444, 518, 588, 777, 887, 1036, 1554, 1774, 1813, 2661, 3108, 3548, 3626, 5322, 5439, 6209, 7252, 10644, 10878, 12418, 18627, 21756, 24836, 32819, 37254, 43463, 65638, 74508, 86926, 98457, 130389, 131276, 173852, 196914, 229733, 260778, 393828, 459466, 521556, 689199, 918932, 1378398, 1608131, 2756796, 3216262, 4824393, 6432524, 9648786, 19297572]

約数ペア:

[(1, 19297572), (2, 9648786), (3, 6432524), (4, 4824393), (6, 3216262), (7, 2756796), (12, 1608131), (14, 1378398), (21, 918932), (28, 689199), (37, 521556), (42, 459466), (49, 393828), (74, 260778), (84, 229733), (98, 196914), (111, 173852), (147, 131276), (148, 130389), (196, 98457), (222, 86926), (259, 74508), (294, 65638), (444, 43463), (518, 37254), (588, 32819), (777, 24836), (887, 21756), (1036, 18627), (1554, 12418), (1774, 10878), (1813, 10644), (2661, 7252), (3108, 6209), (3548, 5439), (3626, 5322)]