18448196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 37784880

約数和(自身を除く): 19336684

約数列:

[1, 2, 4, 13, 17, 26, 34, 41, 52, 68, 82, 164, 221, 442, 509, 533, 697, 884, 1018, 1066, 1394, 2036, 2132, 2788, 6617, 8653, 9061, 13234, 17306, 18122, 20869, 26468, 34612, 36244, 41738, 83476, 112489, 224978, 271297, 354773, 449956, 542594, 709546, 1085188, 1419092, 4612049, 9224098, 18448196]

約数ペア:

[(1, 18448196), (2, 9224098), (4, 4612049), (13, 1419092), (17, 1085188), (26, 709546), (34, 542594), (41, 449956), (52, 354773), (68, 271297), (82, 224978), (164, 112489), (221, 83476), (442, 41738), (509, 36244), (533, 34612), (697, 26468), (884, 20869), (1018, 18122), (1066, 17306), (1394, 13234), (2036, 9061), (2132, 8653), (2788, 6617)]