20160972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1873}}^1$

素因数の和:1919

約数の個数: 72

約数和(自身を含む): 57299424

約数和(自身を除く): 37138452

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 1873, 2691, 3588, 3746, 5382, 5619, 7492, 10764, 11238, 16857, 22476, 24349, 33714, 43079, 48698, 67428, 73047, 86158, 97396, 129237, 146094, 172316, 219141, 258474, 292188, 387711, 438282, 516948, 560027, 775422, 876564, 1120054, 1550844, 1680081, 2240108, 3360162, 5040243, 6720324, 10080486, 20160972]

約数ペア:

[(1, 20160972), (2, 10080486), (3, 6720324), (4, 5040243), (6, 3360162), (9, 2240108), (12, 1680081), (13, 1550844), (18, 1120054), (23, 876564), (26, 775422), (36, 560027), (39, 516948), (46, 438282), (52, 387711), (69, 292188), (78, 258474), (92, 219141), (117, 172316), (138, 146094), (156, 129237), (207, 97396), (234, 86158), (276, 73047), (299, 67428), (414, 48698), (468, 43079), (598, 33714), (828, 24349), (897, 22476), (1196, 16857), (1794, 11238), (1873, 10764), (2691, 7492), (3588, 5619), (3746, 5382)]