19274541

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 11207379

約数列:

[1, 3, 11, 13, 33, 39, 143, 179, 251, 429, 537, 753, 1969, 2327, 2761, 3263, 5907, 6981, 8283, 9789, 25597, 35893, 44929, 76791, 107679, 134787, 494219, 584077, 1482657, 1752231, 6424847, 19274541]

約数ペア:

[(1, 19274541), (3, 6424847), (11, 1752231), (13, 1482657), (33, 584077), (39, 494219), (143, 134787), (179, 107679), (251, 76791), (429, 44929), (537, 35893), (753, 25597), (1969, 9789), (2327, 8283), (2761, 6981), (3263, 5907)]