19658808

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{7001}}^1$

素因数の和:7029

約数の個数: 64

約数和(自身を含む): 58816800

約数和(自身を除く): 39157992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 7001, 14002, 21003, 28004, 42006, 56008, 63009, 84012, 91013, 126018, 168024, 182026, 189027, 252036, 273039, 364052, 378054, 504072, 546078, 728104, 756108, 819117, 1092156, 1512216, 1638234, 2184312, 2457351, 3276468, 4914702, 6552936, 9829404, 19658808]

約数ペア:

[(1, 19658808), (2, 9829404), (3, 6552936), (4, 4914702), (6, 3276468), (8, 2457351), (9, 2184312), (12, 1638234), (13, 1512216), (18, 1092156), (24, 819117), (26, 756108), (27, 728104), (36, 546078), (39, 504072), (52, 378054), (54, 364052), (72, 273039), (78, 252036), (104, 189027), (108, 182026), (117, 168024), (156, 126018), (216, 91013), (234, 84012), (312, 63009), (351, 56008), (468, 42006), (702, 28004), (936, 21003), (1404, 14002), (2808, 7001)]