18164916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6553}}^1$

素因数の和:6581

約数の個数: 72

約数和(自身を含む): 57255744

約数和(自身を除く): 39090828

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 6553, 13106, 19659, 26212, 39318, 45871, 58977, 72083, 78636, 91742, 117954, 137613, 144166, 183484, 216249, 235908, 275226, 288332, 412839, 432498, 504581, 550452, 648747, 825678, 864996, 1009162, 1297494, 1513743, 1651356, 2018324, 2594988, 3027486, 4541229, 6054972, 9082458, 18164916]

約数ペア:

[(1, 18164916), (2, 9082458), (3, 6054972), (4, 4541229), (6, 3027486), (7, 2594988), (9, 2018324), (11, 1651356), (12, 1513743), (14, 1297494), (18, 1009162), (21, 864996), (22, 825678), (28, 648747), (33, 550452), (36, 504581), (42, 432498), (44, 412839), (63, 288332), (66, 275226), (77, 235908), (84, 216249), (99, 183484), (126, 144166), (132, 137613), (154, 117954), (198, 91742), (231, 78636), (252, 72083), (308, 58977), (396, 45871), (462, 39318), (693, 26212), (924, 19659), (1386, 13106), (2772, 6553)]