19529538

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:567

約数の個数: 48

約数和(自身を含む): 45811584

約数和(自身を除く): 26282046

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 181, 294, 362, 367, 543, 734, 1086, 1101, 1267, 2202, 2534, 2569, 3801, 5138, 7602, 7707, 8869, 15414, 17738, 17983, 26607, 35966, 53214, 53949, 66427, 107898, 132854, 199281, 398562, 464989, 929978, 1394967, 2789934, 3254923, 6509846, 9764769, 19529538]

約数ペア:

[(1, 19529538), (2, 9764769), (3, 6509846), (6, 3254923), (7, 2789934), (14, 1394967), (21, 929978), (42, 464989), (49, 398562), (98, 199281), (147, 132854), (181, 107898), (294, 66427), (362, 53949), (367, 53214), (543, 35966), (734, 26607), (1086, 17983), (1101, 17738), (1267, 15414), (2202, 8869), (2534, 7707), (2569, 7602), (3801, 5138)]