19130650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4969}}^1$

素因数の和:4999

約数の個数: 48

約数和(自身を含む): 44372160

約数和(自身を除く): 25241510

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 4969, 9938, 24845, 34783, 49690, 54659, 69566, 109318, 124225, 173915, 248450, 273295, 347830, 382613, 546590, 765226, 869575, 1366475, 1739150, 1913065, 2732950, 3826130, 9565325, 19130650]

約数ペア:

[(1, 19130650), (2, 9565325), (5, 3826130), (7, 2732950), (10, 1913065), (11, 1739150), (14, 1366475), (22, 869575), (25, 765226), (35, 546590), (50, 382613), (55, 347830), (70, 273295), (77, 248450), (110, 173915), (154, 124225), (175, 109318), (275, 69566), (350, 54659), (385, 49690), (550, 34783), (770, 24845), (1925, 9938), (3850, 4969)]