18149750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{3821}}^1$

素因数の和:3857

約数の個数: 32

約数和(自身を含む): 35773920

約数和(自身を除く): 17624170

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 3821, 4750, 7642, 19105, 38210, 72599, 95525, 145198, 191050, 362995, 477625, 725990, 955250, 1814975, 3629950, 9074875, 18149750]

約数ペア:

[(1, 18149750), (2, 9074875), (5, 3629950), (10, 1814975), (19, 955250), (25, 725990), (38, 477625), (50, 362995), (95, 191050), (125, 145198), (190, 95525), (250, 72599), (475, 38210), (950, 19105), (2375, 7642), (3821, 4750)]