19263153

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 32401152

約数和(自身を除く): 13137999

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 1721, 3731, 5163, 11193, 12047, 22373, 36141, 67119, 70561, 156611, 211683, 469833, 493927, 917293, 1481781, 2751879, 6421051, 19263153]

約数ペア:

[(1, 19263153), (3, 6421051), (7, 2751879), (13, 1481781), (21, 917293), (39, 493927), (41, 469833), (91, 211683), (123, 156611), (273, 70561), (287, 67119), (533, 36141), (861, 22373), (1599, 12047), (1721, 11193), (3731, 5163)]