19398390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2027}}^1$

素因数の和:2077

約数の個数: 64

約数和(自身を含む): 52565760

約数和(自身を除く): 33167370

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 290, 319, 330, 435, 638, 870, 957, 1595, 1914, 2027, 3190, 4054, 4785, 6081, 9570, 10135, 12162, 20270, 22297, 30405, 44594, 58783, 60810, 66891, 111485, 117566, 133782, 176349, 222970, 293915, 334455, 352698, 587830, 646613, 668910, 881745, 1293226, 1763490, 1939839, 3233065, 3879678, 6466130, 9699195, 19398390]

約数ペア:

[(1, 19398390), (2, 9699195), (3, 6466130), (5, 3879678), (6, 3233065), (10, 1939839), (11, 1763490), (15, 1293226), (22, 881745), (29, 668910), (30, 646613), (33, 587830), (55, 352698), (58, 334455), (66, 293915), (87, 222970), (110, 176349), (145, 133782), (165, 117566), (174, 111485), (290, 66891), (319, 60810), (330, 58783), (435, 44594), (638, 30405), (870, 22297), (957, 20270), (1595, 12162), (1914, 10135), (2027, 9570), (3190, 6081), (4054, 4785)]