19768392

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:723

約数の個数: 96

約数和(自身を含む): 62287680

約数和(自身を除く): 42519288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 61, 63, 72, 84, 122, 126, 168, 183, 244, 252, 366, 427, 488, 504, 549, 643, 732, 854, 1098, 1281, 1286, 1464, 1708, 1929, 2196, 2562, 2572, 3416, 3843, 3858, 4392, 4501, 5124, 5144, 5787, 7686, 7716, 9002, 10248, 11574, 13503, 15372, 15432, 18004, 23148, 27006, 30744, 36008, 39223, 40509, 46296, 54012, 78446, 81018, 108024, 117669, 156892, 162036, 235338, 274561, 313784, 324072, 353007, 470676, 549122, 706014, 823683, 941352, 1098244, 1412028, 1647366, 2196488, 2471049, 2824056, 3294732, 4942098, 6589464, 9884196, 19768392]

約数ペア:

[(1, 19768392), (2, 9884196), (3, 6589464), (4, 4942098), (6, 3294732), (7, 2824056), (8, 2471049), (9, 2196488), (12, 1647366), (14, 1412028), (18, 1098244), (21, 941352), (24, 823683), (28, 706014), (36, 549122), (42, 470676), (56, 353007), (61, 324072), (63, 313784), (72, 274561), (84, 235338), (122, 162036), (126, 156892), (168, 117669), (183, 108024), (244, 81018), (252, 78446), (366, 54012), (427, 46296), (488, 40509), (504, 39223), (549, 36008), (643, 30744), (732, 27006), (854, 23148), (1098, 18004), (1281, 15432), (1286, 15372), (1464, 13503), (1708, 11574), (1929, 10248), (2196, 9002), (2562, 7716), (2572, 7686), (3416, 5787), (3843, 5144), (3858, 5124), (4392, 4501)]