19771635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2473}}^1$

素因数の和:2535

約数の個数: 32

約数和(自身を含む): 34913088

約数和(自身を除く): 15141453

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 533, 615, 1599, 2473, 2665, 7419, 7995, 12365, 32149, 37095, 96447, 101393, 160745, 304179, 482235, 506965, 1318109, 1520895, 3954327, 6590545, 19771635]

約数ペア:

[(1, 19771635), (3, 6590545), (5, 3954327), (13, 1520895), (15, 1318109), (39, 506965), (41, 482235), (65, 304179), (123, 160745), (195, 101393), (205, 96447), (533, 37095), (615, 32149), (1599, 12365), (2473, 7995), (2665, 7419)]