19954750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{4201}}^1$

素因数の和:4237

約数の個数: 32

約数和(自身を含む): 39330720

約数和(自身を除く): 19375970

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4201, 4750, 8402, 21005, 42010, 79819, 105025, 159638, 210050, 399095, 525125, 798190, 1050250, 1995475, 3990950, 9977375, 19954750]

約数ペア:

[(1, 19954750), (2, 9977375), (5, 3990950), (10, 1995475), (19, 1050250), (25, 798190), (38, 525125), (50, 399095), (95, 210050), (125, 159638), (190, 105025), (250, 79819), (475, 42010), (950, 21005), (2375, 8402), (4201, 4750)]