19821438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12101}}^1$

素因数の和:12129

約数の個数: 48

約数和(自身を含む): 52861536

約数和(自身を除く): 33040098

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, 12101, 24202, 36303, 72606, 84707, 108909, 157313, 169414, 217818, 254121, 314626, 471939, 508242, 762363, 943878, 1101191, 1415817, 1524726, 2202382, 2831634, 3303573, 6607146, 9910719, 19821438]

約数ペア:

[(1, 19821438), (2, 9910719), (3, 6607146), (6, 3303573), (7, 2831634), (9, 2202382), (13, 1524726), (14, 1415817), (18, 1101191), (21, 943878), (26, 762363), (39, 508242), (42, 471939), (63, 314626), (78, 254121), (91, 217818), (117, 169414), (126, 157313), (182, 108909), (234, 84707), (273, 72606), (546, 36303), (819, 24202), (1638, 12101)]