19748196

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{42197}}^1$

素因数の和:42220

約数の個数: 36

約数和(自身を含む): 53760252

約数和(自身を除く): 34012056

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 42197, 84394, 126591, 168788, 253182, 379773, 506364, 548561, 759546, 1097122, 1519092, 1645683, 2194244, 3291366, 4937049, 6582732, 9874098, 19748196]

約数ペア:

[(1, 19748196), (2, 9874098), (3, 6582732), (4, 4937049), (6, 3291366), (9, 2194244), (12, 1645683), (13, 1519092), (18, 1097122), (26, 759546), (36, 548561), (39, 506364), (52, 379773), (78, 253182), (117, 168788), (156, 126591), (234, 84394), (468, 42197)]