19133478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11681}}^1$

素因数の和:11709

約数の個数: 48

約数和(自身を含む): 51026976

約数和(自身を除く): 31893498

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, 11681, 23362, 35043, 70086, 81767, 105129, 151853, 163534, 210258, 245301, 303706, 455559, 490602, 735903, 911118, 1062971, 1366677, 1471806, 2125942, 2733354, 3188913, 6377826, 9566739, 19133478]

約数ペア:

[(1, 19133478), (2, 9566739), (3, 6377826), (6, 3188913), (7, 2733354), (9, 2125942), (13, 1471806), (14, 1366677), (18, 1062971), (21, 911118), (26, 735903), (39, 490602), (42, 455559), (63, 303706), (78, 245301), (91, 210258), (117, 163534), (126, 151853), (182, 105129), (234, 81767), (273, 70086), (546, 35043), (819, 23362), (1638, 11681)]