19600875

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 42831360

約数和(自身を除く): 23230485

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 125, 131, 133, 171, 175, 225, 285, 315, 375, 393, 399, 475, 525, 655, 665, 855, 875, 917, 1125, 1179, 1197, 1425, 1575, 1965, 1995, 2375, 2489, 2625, 2751, 3275, 3325, 4275, 4585, 5895, 5985, 7125, 7467, 7875, 8253, 9825, 9975, 12445, 13755, 16375, 16625, 17423, 21375, 22401, 22925, 29475, 29925, 37335, 41265, 49125, 49875, 52269, 62225, 68775, 87115, 112005, 114625, 147375, 149625, 156807, 186675, 206325, 261345, 311125, 343875, 435575, 560025, 784035, 933375, 1031625, 1306725, 2177875, 2800125, 3920175, 6533625, 19600875]

約数ペア:

[(1, 19600875), (3, 6533625), (5, 3920175), (7, 2800125), (9, 2177875), (15, 1306725), (19, 1031625), (21, 933375), (25, 784035), (35, 560025), (45, 435575), (57, 343875), (63, 311125), (75, 261345), (95, 206325), (105, 186675), (125, 156807), (131, 149625), (133, 147375), (171, 114625), (175, 112005), (225, 87115), (285, 68775), (315, 62225), (375, 52269), (393, 49875), (399, 49125), (475, 41265), (525, 37335), (655, 29925), (665, 29475), (855, 22925), (875, 22401), (917, 21375), (1125, 17423), (1179, 16625), (1197, 16375), (1425, 13755), (1575, 12445), (1965, 9975), (1995, 9825), (2375, 8253), (2489, 7875), (2625, 7467), (2751, 7125), (3275, 5985), (3325, 5895), (4275, 4585)]