20441526

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3023}}^1$

素因数の和:3065

約数の個数: 48

約数和(自身を含む): 49641984

約数和(自身を除く): 29200458

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 3023, 3381, 6046, 6762, 9069, 18138, 21161, 42322, 63483, 69529, 126966, 139058, 148127, 208587, 296254, 417174, 444381, 486703, 888762, 973406, 1460109, 2920218, 3406921, 6813842, 10220763, 20441526]

約数ペア:

[(1, 20441526), (2, 10220763), (3, 6813842), (6, 3406921), (7, 2920218), (14, 1460109), (21, 973406), (23, 888762), (42, 486703), (46, 444381), (49, 417174), (69, 296254), (98, 208587), (138, 148127), (147, 139058), (161, 126966), (294, 69529), (322, 63483), (483, 42322), (966, 21161), (1127, 18138), (2254, 9069), (3023, 6762), (3381, 6046)]