19249704795

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1\times {\mathrm{47353}}^1$

素因数の和:48063

約数の個数: 32

約数和(自身を含む): 31599134784

約数和(自身を除く): 12349429989

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 661, 1983, 3305, 9915, 27101, 47353, 81303, 135505, 142059, 236765, 406515, 710295, 1941473, 5824419, 9707365, 29122095, 31300333, 93900999, 156501665, 469504995, 1283313653, 3849940959, 6416568265, 19249704795]

約数ペア:

[(1, 19249704795), (3, 6416568265), (5, 3849940959), (15, 1283313653), (41, 469504995), (123, 156501665), (205, 93900999), (615, 31300333), (661, 29122095), (1983, 9707365), (3305, 5824419), (9915, 1941473), (27101, 710295), (47353, 406515), (81303, 236765), (135505, 142059)]