20027826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12227}}^1$

素因数の和:12255

約数の個数: 48

約数和(自身を含む): 53411904

約数和(自身を除く): 33384078

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12227, 24454, 36681, 73362, 85589, 110043, 158951, 171178, 220086, 256767, 317902, 476853, 513534, 770301, 953706, 1112657, 1430559, 1540602, 2225314, 2861118, 3337971, 6675942, 10013913, 20027826]

約数ペア:

[(1, 20027826), (2, 10013913), (3, 6675942), (6, 3337971), (7, 2861118), (9, 2225314), (13, 1540602), (14, 1430559), (18, 1112657), (21, 953706), (26, 770301), (39, 513534), (42, 476853), (63, 317902), (78, 256767), (91, 220086), (117, 171178), (126, 158951), (182, 110043), (234, 85589), (273, 73362), (546, 36681), (819, 24454), (1638, 12227)]