19249974

素因数分解:

$2^1\times 3^{10}\times {\mathrm{163}}^1$

素因数の和:195

約数の個数: 44

約数和(自身を含む): 43577916

約数和(自身を除く): 24327942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 163, 243, 326, 486, 489, 729, 978, 1458, 1467, 2187, 2934, 4374, 4401, 6561, 8802, 13122, 13203, 19683, 26406, 39366, 39609, 59049, 79218, 118098, 118827, 237654, 356481, 712962, 1069443, 2138886, 3208329, 6416658, 9624987, 19249974]

約数ペア:

[(1, 19249974), (2, 9624987), (3, 6416658), (6, 3208329), (9, 2138886), (18, 1069443), (27, 712962), (54, 356481), (81, 237654), (162, 118827), (163, 118098), (243, 79218), (326, 59049), (486, 39609), (489, 39366), (729, 26406), (978, 19683), (1458, 13203), (1467, 13122), (2187, 8802), (2934, 6561), (4374, 4401)]