19150875

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 35773920

約数和(自身を除く): 16623045

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 125, 145, 225, 261, 375, 435, 587, 725, 1125, 1305, 1761, 2175, 2935, 3625, 5283, 6525, 8805, 10875, 14675, 17023, 26415, 32625, 44025, 51069, 73375, 85115, 132075, 153207, 220125, 255345, 425575, 660375, 766035, 1276725, 2127875, 3830175, 6383625, 19150875]

約数ペア:

[(1, 19150875), (3, 6383625), (5, 3830175), (9, 2127875), (15, 1276725), (25, 766035), (29, 660375), (45, 425575), (75, 255345), (87, 220125), (125, 153207), (145, 132075), (225, 85115), (261, 73375), (375, 51069), (435, 44025), (587, 32625), (725, 26415), (1125, 17023), (1305, 14675), (1761, 10875), (2175, 8805), (2935, 6525), (3625, 5283)]